- Maintain and repair equipment, or report malfunctioning equipment to supervisors so that repairs can be scheduled.
Occupations with related tasks Save Table: XLSX CSV
| Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
| 3 | 5 | 2 | 51-8013.00 | Power Plant Operators |
| 3 | 3 | 2 | 51-8091.00 | Chemical Plant and System Operators |
| 3 | 3 | 2 | 51-8092.00 | Gas Plant Operators |
| 3 | 3 | 3 | 51-5111.00 | Prepress Technicians and Workers |
| 3 | 3 | 2 | 51-9061.00 | Inspectors, Testers, Sorters, Samplers, and Weighers |
| 2 | 4 | 2 | 51-4081.00 | Multiple Machine Tool Setters, Operators, and Tenders, Metal and Plastic |
| 2 | 4 | 3 | 51-8021.00 | Stationary Engineers and Boiler Operators |
| 2 | 3 | 2 | 51-9191.00 | Adhesive Bonding Machine Operators and Tenders |
| 2 | 3 | 2 | 51-6062.00 | Textile Cutting Machine Setters, Operators, and Tenders |
| 2 | 3 | 2 | 51-6063.00 | Textile Knitting and Weaving Machine Setters, Operators, and Tenders |
| 2 | 3 | 2 | 51-9021.00 | Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders |
| 2 | 3 | 2 | 51-6064.00 | Textile Winding, Twisting, and Drawing Out Machine Setters, Operators, and Tenders |
| 2 | 3 | 2 | 51-9198.00 | Helpers--Production Workers |
| 2 | 3 | 2 | 51-4193.00 | Plating Machine Setters, Operators, and Tenders, Metal and Plastic |
| 2 | 2 | 3 | 51-8031.00 | Water and Wastewater Treatment Plant and System Operators |
| 2 | 2 | 2 | 51-9195.04 | Glass Blowers, Molders, Benders, and Finishers |
| 2 | 2 | 2 | 51-9111.00 | Packaging and Filling Machine Operators and Tenders 
|
| 2 | 2 | 2 | 51-6091.00 | Extruding and Forming Machine Setters, Operators, and Tenders, Synthetic and Glass Fibers |
| 2 | 2 | 2 | 51-9011.00 | Chemical Equipment Operators and Tenders |
| 2 | 2 | 2 | 51-9141.00 | Semiconductor Processing Technicians
|
| 2 | 2 | 2 | 51-6061.00 | Textile Bleaching and Dyeing Machine Operators and Tenders |
| 1 | 4 | 2 | 51-7042.00 | Woodworking Machine Setters, Operators, and Tenders, Except Sawing |
| 1 | 3 | 2 | 51-9051.00 | Furnace, Kiln, Oven, Drier, and Kettle Operators and Tenders |
| 1 | 3 | 2 | 51-8099.01 | Biofuels Processing Technicians |
| 1 | 3 | 3 | 51-8013.04 | Hydroelectric Plant Technicians |
| 1 | 3 | 2 | 51-9161.00 | Computer Numerically Controlled Tool Operators |
| 1 | 3 | 2 | 51-4072.00 | Molding, Coremaking, and Casting Machine Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 2 | 2 | 51-4022.00 | Forging Machine Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 2 | 2 | 43-5041.00 | Meter Readers, Utilities |
| 1 | 2 | 2 | 51-4021.00 | Extruding and Drawing Machine Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 2 | 2 | 51-8013.03 | Biomass Plant Technicians |
| 1 | 2 | 2 | 51-9022.00 | Grinding and Polishing Workers, Hand |
| 1 | 2 | 2 | 51-4033.00 | Grinding, Lapping, Polishing, and Buffing Machine Tool Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 2 | 2 | 51-4194.00 | Tool Grinders, Filers, and Sharpeners |
| 1 | 2 | 2 | 51-3091.00 | Food and Tobacco Roasting, Baking, and Drying Machine Operators and Tenders |
| 1 | 2 | 2 | 51-9023.00 | Mixing and Blending Machine Setters, Operators, and Tenders |
| 1 | 2 | 3 | 51-8011.00 | Nuclear Power Reactor Operators |
| 1 | 2 | 2 | 51-9012.00 | Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders |
| 1 | 2 | 3 | 49-9092.00 | Commercial Divers
|
| 1 | 2 | 2 | 51-9041.00 | Extruding, Forming, Pressing, and Compacting Machine Setters, Operators, and Tenders |
| 1 | 2 | 3 | 51-4041.00 | Machinists |
| 1 | 2 | 2 | 51-4122.00 | Welding, Soldering, and Brazing Machine Setters, Operators, and Tenders |
| 1 | 1 | 2 | 51-2021.00 | Coil Winders, Tapers, and Finishers |
| 1 | 1 | 2 | 51-2092.00 | Team Assemblers |
| 1 | 1 | 1 | 51-9123.00 | Painting, Coating, and Decorating Workers |
| 1 | 1 | 3 | 51-9082.00 | Medical Appliance Technicians |
| 1 | 1 | 3 | 51-8012.00 | Power Distributors and Dispatchers |
| 1 | 1 | 2 | 51-4052.00 | Pourers and Casters, Metal |
| 1 | 1 | 2 | 51-3093.00 | Food Cooking Machine Operators and Tenders |
| 1 | 1 | 2 | 51-3011.00 | Bakers
|
| 1 | 1 | 2 | 53-7062.04 | Recycling and Reclamation Workers
|
| 1 | 1 | 2 | 51-9193.00 | Cooling and Freezing Equipment Operators and Tenders
|
| 1 | 1 | 2 | 51-6042.00 | Shoe Machine Operators and Tenders |
| 1 | 1 | 2 | 51-3092.00 | Food Batchmakers
|
| 1 | 1 | 2 | 51-4191.00 | Heat Treating Equipment Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 1 | 2 | 51-5113.00 | Print Binding and Finishing Workers |
| 1 | 1 | 1 | 51-6031.00 | Sewing Machine Operators |
| 1 | 1 | 1 | 51-6021.00 | Pressers, Textile, Garment, and Related Materials |
| 1 | 1 | 2 | 51-4121.00 | Welders, Cutters, Solderers, and Brazers |
| 1 | 1 | 2 | 51-9151.00 | Photographic Process Workers and Processing Machine Operators |
- Clean, lubricate, or maintain equipment, such as generators, turbines, pumps, or compressors, to prevent failure or deterioration.
- Make adjustments or minor repairs, such as tightening leaking gland or pipe joints.
- Receive outage calls and request necessary personnel during power outages or emergencies.
- Operate or maintain distributed power generation equipment, including fuel cells or microturbines, to produce energy on-site for manufacturing or other commercial purposes.
- Repair or replace gas piping.
- Adjust controls to generate specified electrical power or to regulate the flow of power between generating stations and substations.
- Monitor power plant equipment and indicators to detect evidence of operating problems.
- Control generator output to match the phase, frequency, or voltage of electricity supplied to panels.
- Control or maintain auxiliary equipment, such as pumps, fans, compressors, condensers, feedwater heaters, filters, or chlorinators, to supply water, fuel, lubricants, air, or auxiliary power.
- Control power generating equipment, including boilers, turbines, generators, or reactors, using control boards or semi-automatic equipment.
- Start or stop generators, auxiliary pumping equipment, turbines, or other power plant equipment as necessary.
- Open and close valves and switches in sequence to start or shut down auxiliary units.
- Communicate with systems operators to regulate and coordinate line voltages and transmission loads and frequencies.
- Inspect records or log book entries or communicate with plant personnel to assess equipment operating status.
- Regulate equipment operations and conditions, such as water levels, based on instrument data or from computers.
- Take regulatory action, based on readings from charts, meters and gauges, at established intervals.
- Record and compile operational data by completing and maintaining forms, logs, or reports.
- Place standby emergency electrical generators on line in emergencies and monitor the temperature, output, and lubrication of the system.
- Operate, control, or monitor equipment, such as acid or gas carbon dioxide removal units, carbon dioxide compressors, or pipelines, to capture, store, or transport carbon dioxide exhaust.
- Operate, control, or monitor gasifiers or related equipment, such as coolers, water quenches, water gas shifts reactors, or sulfur recovery units, to produce syngas or electricity from coal.
- Operate, control, or monitor integrated gasification combined cycle (IGCC) or related equipment, such as air separation units, to generate electricity from coal.
- Examine and test electrical power distribution machinery and equipment, using testing devices.
- Collect oil, water, or electrolyte samples for laboratory analysis.
- Analyze the layout, instrumentation, or function of electrical generation or transmission facilities.
- Diagnose or troubleshoot problems with gas collection systems.
- Monitor well fields periodically to ensure proper functioning and performance.
- Operate landfill gas, methane, or natural gas fueled electrical generation systems.
- Prepare and submit compliance, operational, and safety forms or reports.
- Trace electrical circuitry to ensure compliance of electrical systems with applicable codes or laws.
- Verify that well field monitoring data conforms to applicable regulations.
- Clean, lubricate, or maintain equipment, such as generators, turbines, pumps, or compressors, to prevent failure or deterioration.
- Make adjustments or minor repairs, such as tightening leaking gland or pipe joints.
- Receive outage calls and request necessary personnel during power outages or emergencies.
- Operate or maintain distributed power generation equipment, including fuel cells or microturbines, to produce energy on-site for manufacturing or other commercial purposes.
- Repair or replace gas piping.
- Notify maintenance, stationary engineering, or other auxiliary personnel to correct equipment malfunctions or to adjust power, steam, water, or air supplies.
- Repair or replace damaged equipment.
- Defrost frozen valves, using steam hoses.
- Monitor recording instruments, flowmeters, panel lights, or other indicators and listen for warning signals to verify conformity of process conditions.
- Regulate or shut down equipment during emergency situations, as directed by supervisory personnel.
- Control or operate chemical processes or systems of machines, using panelboards, control boards, or semi-automatic equipment.
- Move control settings to make necessary adjustments on equipment units affecting speeds of chemical reactions, quality, or yields.
- Inspect operating units, such as towers, soap-spray storage tanks, scrubbers, collectors, or driers to ensure that all are functioning and to maintain maximum efficiency.
- Draw samples of products and conduct quality control tests to monitor processing and to ensure that standards are met.
- Record operating data, such as process conditions, test results, or instrument readings.
- Patrol work areas to ensure that solutions in tanks or troughs are not in danger of overflowing.
- Turn valves to regulate flow of products or byproducts through agitator tanks, storage drums, or neutralizer tanks.
- Interpret chemical reactions visible through sight glasses or on television monitors and review laboratory test reports for process adjustments.
- Confer with technical and supervisory personnel to report or resolve conditions affecting safety, efficiency, or product quality.
- Start pumps to wash and rinse reactor vessels, to exhaust gases or vapors, to regulate the flow of oil, steam, air, or perfume to towers, or to add products to converter or blending vessels.
- Gauge tank levels, using calibrated rods.
- Calculate material requirements or yields according to formulas.
- Direct workers engaged in operating machinery that regulates the flow of materials and products.
- Supervise the cleaning of towers, strainers, or spray tips.
- Notify maintenance, stationary engineering, or other auxiliary personnel to correct equipment malfunctions or to adjust power, steam, water, or air supplies.
- Repair or replace damaged equipment.
- Defrost frozen valves, using steam hoses.
- Contact maintenance crews when necessary.
- Clean, maintain, and repair equipment, using hand tools, or request that repair and maintenance work be performed.
- Change charts in recording meters.
- Monitor equipment functioning, observe temperature, level, and flow gauges, and perform regular unit checks to ensure that all equipment is operating as it should.
- Distribute or process gas for utility companies or industrial plants, using panel boards, control boards, and semi-automatic equipment.
- Control operation of compressors, scrubbers, evaporators, and refrigeration equipment to liquefy, compress, or regasify natural gas.
- Control equipment to regulate flow and pressure of gas to feedlines of boilers, furnaces, and related steam-generating or heating equipment.
- Record, review, and compile operations records, test results, and gauge readings such as temperatures, pressures, concentrations, and flows.
- Determine causes of abnormal pressure variances, and make corrective recommendations, such as installation of pipes to relieve overloading.
- Adjust temperature, pressure, vacuum, level, flow rate, or transfer of gas to maintain processes at required levels or to correct problems.
- Collaborate with other operators to solve unit problems.
- Monitor transportation and storage of flammable and other potentially dangerous products to ensure that safety guidelines are followed.
- Start and shut down plant equipment.
- Read logsheets to determine product demand and disposition, or to detect malfunctions.
- Test gas, chemicals, and air during processing to assess factors such as purity and moisture content, and to detect quality problems or gas or chemical leaks.
- Signal or direct workers who tend auxiliary equipment.
- Control fractioning columns, compressors, purifying towers, heat exchangers, and related equipment to extract nitrogen and oxygen from air.
- Calculate gas ratios to detect deviations from specifications, using testing apparatus.
- Operate construction equipment to install and maintain gas distribution systems.
- Contact maintenance crews when necessary.
- Clean, maintain, and repair equipment, using hand tools, or request that repair and maintenance work be performed.
- Change charts in recording meters.
- Operate and maintain laser plate-making equipment that converts electronic data to plates without the use of film.
- Maintain, adjust, and clean equipment, and perform minor repairs.
- Operate and maintain a variety of cameras and equipment, such as process, line, halftone, and color separation cameras, enlargers, electronic scanners, and contact equipment.
- Generate prepress proofs in digital or other format to approximate the appearance of the final printed piece.
- Proofread and perform quality control of text and images.
- Enter, position, and alter text size, using computers, to make up and arrange pages so that printed materials can be produced.
- Perform "preflight" check of required font, graphic, text and image files to ensure completeness prior to delivery to printer.
- Enter, store, and retrieve information on computer-aided equipment.
- Operate presses to print proofs of plates, monitoring printing quality to ensure that it is adequate.
- Select proper types of plates according to press run lengths.
- Examine finished plates to detect flaws, verify conformity with master plates, and measure dot sizes and centers, using light boxes and microscopes.
- Punch holes in light-sensitive plates and insert pins in holes to prepare plates for contact with positive or negative film.
- Examine unexposed photographic plates to detect flaws or foreign particles prior to printing.
- Examine photographic images for obvious imperfections prior to plate making.
- Arrange and mount typeset material and illustrations into paste-ups for printing reproduction, based on artists' or editors' layouts.
- Scale copy for reductions and enlargements, using proportion wheels.
- Perform tests to determine lengths of exposures, by exposing plates, scanning line copy, and comparing exposures to tone range scales.
- Mix solutions such as developing solutions and colored coating solutions.
- Analyze originals to evaluate color density, gradation highlights, middle tones, and shadows, using densitometers and knowledge of light and color.
- Activate scanners to produce positive or negative films for the black-and-white, cyan, yellow, and magenta separations from each original copy.
- Set scanners to specific color densities, sizes, screen rulings, and exposure adjustments, using scanner keyboards or computers.
- Perform minor deletions, additions, or corrections to completed plates, on or off printing presses, using tusche, printing ink, erasers, and needles.
- Inspect developed film for specified results and quality, using magnifying glasses and scopes, forwarding acceptable negatives or positives to other workers or to customers.
- Perform close alignment or registration of double and single flats to sensitized plates prior to exposure to produce composite images.
- Mount negatives and plates in cameras, set exposure controls, and expose plates to light through negatives to transfer images onto plates.
- Operate and maintain laser plate-making equipment that converts electronic data to plates without the use of film.
- Maintain, adjust, and clean equipment, and perform minor repairs.
- Operate and maintain a variety of cameras and equipment, such as process, line, halftone, and color separation cameras, enlargers, electronic scanners, and contact equipment.
- Notify supervisors or other personnel of production problems.
- Clean, maintain, calibrate, or repair measuring instruments or test equipment, such as dial indicators, fixed gauges, or height gauges.
- Adjust, clean, or repair products or processing equipment to correct defects found during inspections.
- Discard or reject products, materials, or equipment not meeting specifications.
- Mark items with details, such as grade or acceptance-rejection status.
- Measure dimensions of products to verify conformance to specifications, using measuring instruments, such as rulers, calipers, gauges, or micrometers.
- Inspect, test, or measure materials, products, installations, or work for conformance to specifications.
- Write test or inspection reports describing results, recommendations, or needed repairs.
- Recommend necessary corrective actions, based on inspection results.
- Read dials or meters to verify that equipment is functioning at specified levels.
- Make minor adjustments to equipment, such as turning setscrews to calibrate instruments to required tolerances.
- Read blueprints, data, manuals, or other materials to determine specifications, inspection and testing procedures, adjustment methods, certification processes, formulas, or measuring instruments required.
- Monitor production operations or equipment to ensure conformance to specifications, making necessary process or assembly adjustments.
- Record inspection or test data, such as weights, temperatures, grades, or moisture content, and quantities inspected or graded.
- Position products, components, or parts for testing.
- Remove defects, such as chips, burrs, or lap corroded or pitted surfaces.
- Collect or select samples for testing or for use as models.
- Stack or arrange tested products for further processing, shipping, or packaging.
- Check arriving materials to ensure that they match purchase orders, submitting discrepancy reports as necessary.
- Inspect or test raw materials, parts, or products to determine compliance with environmental standards.
- Analyze test data, making computations as necessary, to determine test results.
- Compare colors, shapes, textures, or grades of products or materials with color charts, templates, or samples to verify conformance to standards.
- Fabricate, install, position, or connect components, parts, finished products, or instruments for testing or operational purposes.
- Administer tests to assess whether engineers or operators are qualified to use equipment.
- Monitor machines that automatically measure, sort, or inspect products.
- Interpret legal requirements, provide safety information, or recommend compliance procedures to contractors, craft workers, engineers, or property owners.
- Compute usable amounts of items in shipments.
- Inspect or test cleantech or green technology parts, products, or installations, such as fuel cells, solar panels, or air quality devices, for conformance to specifications or standards.
- Grade, classify, or sort products according to sizes, weights, colors, or other specifications.
- Disassemble defective parts or components, such as inaccurate or worn gauges or measuring instruments.
- Weigh materials, products, containers, or samples to verify packaging weights or ingredient quantities.
- Compute defect percentages or averages, using formulas and calculators.
- Notify supervisors or other personnel of production problems.
- Clean, maintain, calibrate, or repair measuring instruments or test equipment, such as dial indicators, fixed gauges, or height gauges.
- Adjust, clean, or repair products or processing equipment to correct defects found during inspections.
- Perform minor machine maintenance, such as oiling or cleaning machines, dies, or workpieces, or adding coolant to machine reservoirs.
- Make minor electrical and mechanical repairs and adjustments to machines and notify supervisors when major service is required.
- Change worn machine accessories, such as cutting tools or brushes, using hand tools.
- Extract or lift jammed pieces from machines, using fingers, wire hooks, or lift bars.
- Inspect workpieces for defects, and measure workpieces to determine accuracy of machine operation, using rules, templates, or other measuring instruments.
- Position, adjust, and secure stock material or workpieces against stops, on arbors, or in chucks, fixtures, or automatic feeding mechanisms, manually or using hoists.
- Read blueprints or job orders to determine product specifications and tooling instructions and to plan operational sequences.
- Select, install, and adjust alignment of drills, cutters, dies, guides, and holding devices, using templates, measuring instruments, and hand tools.
- Observe machine operation to detect workpiece defects or machine malfunctions, adjusting machines as necessary.
- Set up and operate machines, such as lathes, cutters, shears, borers, millers, grinders, presses, drills, or auxiliary machines, to make metallic and plastic workpieces.
- Set machine stops or guides to specified lengths as indicated by scales, rules, or templates.
- Select the proper coolants and lubricants and start their flow.
- Remove burrs, sharp edges, rust, or scale from workpieces, using files, hand grinders, wire brushes, or power tools.
- Compute data, such as gear dimensions or machine settings, applying knowledge of shop mathematics.
- Start machines and turn handwheels or valves to engage feeding, cooling, and lubricating mechanisms.
- Move controls or mount gears, cams, or templates in machines to set feed rates and cutting speeds, depths, and angles.
- Instruct other workers in machine set-up and operation.
- Record operational data, such as pressure readings, lengths of strokes, feed rates, or speeds.
- Measure and mark reference points and cutting lines on workpieces, using traced templates, compasses, and rules.
- Write programs for computer numerical control (CNC) machines to cut metal and plastic materials.
- Align layout marks with dies or blades.
- Perform minor machine maintenance, such as oiling or cleaning machines, dies, or workpieces, or adding coolant to machine reservoirs.
- Make minor electrical and mechanical repairs and adjustments to machines and notify supervisors when major service is required.
- Change worn machine accessories, such as cutting tools or brushes, using hand tools.
- Extract or lift jammed pieces from machines, using fingers, wire hooks, or lift bars.
- Perform or arrange for repairs, such as complete overhauls, replacement of defective valves, gaskets, or bearings, or fabrication of new parts.
- Provide assistance to plumbers in repairing or replacing water, sewer, or waste lines, and in daily maintenance activities.
- Clean and lubricate boilers and auxiliary equipment and make minor adjustments as needed, using hand tools.
- Investigate and report on accidents.
- Operate or tend stationary engines, boilers, and auxiliary equipment, such as pumps, compressors, or air-conditioning equipment, to supply and maintain steam or heat for buildings, marine vessels, or pneumatic tools.
- Activate valves to maintain required amounts of water in boilers, to adjust supplies of combustion air, and to control the flow of fuel into burners.
- Monitor boiler water, chemical, and fuel levels, and make adjustments to maintain required levels.
- Analyze problems and take appropriate action to ensure continuous and reliable operation of equipment and systems.
- Observe and interpret readings on gauges, meters, and charts registering various aspects of boiler operation to ensure that boilers are operating properly.
- Maintain daily logs of operation, maintenance, and safety activities, including test results, instrument readings, and details of equipment malfunctions and maintenance work.
- Test boiler water quality or arrange for testing and take necessary corrective action, such as adding chemicals to prevent corrosion and harmful deposits.
- Monitor and inspect equipment, computer terminals, switches, valves, gauges, alarms, safety devices, and meters to detect leaks or malfunctions and to ensure that equipment is operating efficiently and safely.
- Switch from automatic to manual controls and isolate equipment mechanically and electrically to allow for safe inspection and repair work.
- Adjust controls and/or valves on equipment to provide power, and to regulate and set operations of system or industrial processes.
- Develop operation, safety, and maintenance procedures or assist in their development.
- Test electrical systems to determine voltages, using voltage meters.
- Contact equipment manufacturers or appropriate specialists when necessary to resolve equipment problems.
- Weigh, measure, and record fuel used.
- Receive instructions from steam engineers regarding steam plant and air compressor operations.
- Install burners and auxiliary equipment, using hand tools.
- Check the air quality of ventilation systems and make adjustments to ensure compliance with mandated safety codes.
- Fire coal furnaces by hand or with stokers and gas- or oil-fed boilers, using automatic gas feeds or oil pumps.
- Supervise the work of assistant stationary engineers, turbine operators, boiler tenders, or air conditioning and refrigeration operators and mechanics.
- Operate mechanical hoppers and provide assistance in their adjustment and repair.
- Ignite fuel in burners, using torches or flames.
- Perform or arrange for repairs, such as complete overhauls, replacement of defective valves, gaskets, or bearings, or fabrication of new parts.
- Provide assistance to plumbers in repairing or replacing water, sewer, or waste lines, and in daily maintenance activities.
- Clean and lubricate boilers and auxiliary equipment and make minor adjustments as needed, using hand tools.
- Investigate and report on accidents.
- Monitor machine operations to detect malfunctions and report or resolve problems.
- Clean and maintain gluing and cementing machines, using solutions, lubricants, brushes, and scrapers.
- Remove jammed materials from machines and readjust components as necessary to resume normal operations.
- Align and position materials being joined to ensure accurate application of adhesive or heat sealing.
- Adjust machine components according to specifications such as widths, lengths, and thickness of materials and amounts of glue, cement, or adhesive required.
- Start machines, and turn valves or move controls to feed, admit, apply, or transfer materials and adhesives, and to adjust temperature, pressure, and time settings.
- Fill machines with glue, cement, or adhesives.
- Perform test production runs and make adjustments as necessary to ensure that completed products meet standards and specifications.
- Examine and measure completed materials or products to verify conformance to specifications, using measuring devices such as tape measures, gauges, or calipers.
- Read work orders and communicate with coworkers to determine machine and equipment settings and adjustments and supply and product specifications.
- Remove and stack completed materials or products, and restock materials to be joined.
- Observe gauges, meters, and control panels to obtain information about equipment temperatures and pressures, or the speed of feeders or conveyors.
- Maintain production records such as quantities, dimensions, and thicknesses of materials processed.
- Mount or load material such as paper, plastic, wood, or rubber in feeding mechanisms of cementing or gluing machines.
- Transport materials, supplies, and finished products between storage and work areas, using forklifts.
- Measure and mix ingredients to prepare glue.
- Depress pedals to lower electrodes that heat and seal edges of material.
- Monitor machine operations to detect malfunctions and report or resolve problems.
- Clean and maintain gluing and cementing machines, using solutions, lubricants, brushes, and scrapers.
- Remove jammed materials from machines and readjust components as necessary to resume normal operations.
- Notify supervisors of mechanical malfunctions.
- Repair or replace worn or defective parts or components, using hand tools.
- Clean, oil, and lubricate machines, using air hoses, cleaning solutions, rags, oilcans, and grease guns.
- Inspect products to ensure that the quality standards and specifications are met.
- Place patterns on top of layers of fabric and cut fabric following patterns, using electric or manual knives, cutters, or computer numerically controlled cutting devices.
- Start machines, monitor operations, and make adjustments as needed.
- Adjust machine controls, such as heating mechanisms, tensions, or speeds, to produce specified products.
- Record information about work completed and machine settings.
- Inspect machinery to determine whether repairs are needed.
- Confer with coworkers to obtain information about orders, processes, or problems.
- Thread yarn, thread, or fabric through guides, needles, and rollers of machines.
- Operate machines to cut multiple layers of fabric into parts for articles such as canvas goods, house furnishings, garments, hats, or stuffed toys.
- Adjust cutting techniques to types of fabrics and styles of garments.
- Program electronic equipment.
- Study guides, samples, charts, and specification sheets or confer with supervisors or engineering staff to determine set-up requirements.
- Stop machines when specified amounts of product have been produced.
- Operate machines for test runs to verify adjustments and to obtain product samples.
- Install, level, and align components, such as gears, chains, guides, dies, cutters, or needles, to set up machinery for operation.
- Notify supervisors of mechanical malfunctions.
- Repair or replace worn or defective parts or components, using hand tools.
- Clean, oil, and lubricate machines, using air hoses, cleaning solutions, rags, oilcans, and grease guns.
- Notify supervisors or repair staff of mechanical malfunctions.
- Repair or replace worn or defective needles and other components, using hand tools.
- Clean, oil, and lubricate machines, using air hoses, cleaning solutions, rags, oil cans, or grease guns.
- Observe woven cloth to detect weaving defects.
- Thread yarn, thread, and fabric through guides, needles, and rollers of machines for weaving, knitting, or other processing.
- Remove defects in cloth by cutting and pulling out filling.
- Examine looms to determine causes of loom stoppage, such as warp filling, harness breaks, or mechanical defects.
- Inspect products to ensure that specifications are met and to determine if machines need adjustment.
- Start machines, monitor operations, and make adjustments as needed.
- Stop machines when specified amounts of product have been produced.
- Inspect machinery to determine whether repairs are needed.
- Confer with co-workers to obtain information about orders, processes, or problems.
- Operate machines for test runs to verify adjustments and to obtain product samples.
- Program electronic equipment.
- Set up, or set up and operate textile machines that perform textile processing and manufacturing operations such as winding, twisting, knitting, weaving, bonding, or stretching.
- Install, level, and align machine components such as gears, chains, guides, dies, cutters, or needles to set up machinery for operation.
- Record information about work completed and machine settings.
- Study guides, loom patterns, samples, charts, or specification sheets, or confer with supervisors or engineering staff to determine setup requirements.
- Adjust machine heating mechanisms, tensions, and speeds to produce specified products.
- Wash and blend wool, yarn, or cloth.
- Notify supervisors or repair staff of mechanical malfunctions.
- Repair or replace worn or defective needles and other components, using hand tools.
- Clean, oil, and lubricate machines, using air hoses, cleaning solutions, rags, oil cans, or grease guns.
- Clean, adjust, and maintain equipment, using hand tools.
- Notify supervisors of needed repairs.
- Dislodge and clear jammed materials or other items from machinery and equipment, using hand tools.
- Observe operation of equipment to ensure continuity of flow, safety, and efficient operation, and to detect malfunctions.
- Examine materials, ingredients, or products, visually or with hands, to ensure conformance to established standards.
- Move controls to start, stop, or adjust machinery and equipment that crushes, grinds, polishes, or blends materials.
- Weigh or measure materials, ingredients, or products at specified intervals to ensure conformance to requirements.
- Read work orders to determine production specifications and information.
- Tend accessory equipment, such as pumps and conveyors, to move materials or ingredients through production processes.
- Record data from operations, testing, and production on specified forms.
- Load materials into machinery and equipment, using hand tools.
- Clean work areas.
- Transfer materials, supplies, and products between work areas, using moving equipment and hand tools.
- Reject defective products and readjust equipment to eliminate problems.
- Inspect chains, belts, or scrolls for signs of wear.
- Test samples of materials or products to ensure compliance with specifications, using test equipment.
- Collect samples of materials or products for laboratory testing.
- Set mill gauges to specified fineness of grind.
- Mark bins as to types of mixtures stored.
- Turn valves to regulate the moisture contents of materials.
- Add or mix chemicals and ingredients for processing, using hand tools or other devices.
- Break mixtures to size, using picks.
- Clean, adjust, and maintain equipment, using hand tools.
- Notify supervisors of needed repairs.
- Dislodge and clear jammed materials or other items from machinery and equipment, using hand tools.
- Notify supervisors or mechanics of equipment malfunctions.
- Repair or replace worn or defective parts or components, using hand tools.
- Clean, oil, and lubricate machines, using air hoses, cleaning solutions, rags, oilcans, and grease guns.
- Thread yarn, thread, or fabric through guides, needles, and rollers of machines.
- Start machines, monitor operation, and make adjustments as needed.
- Inspect machinery to determine whether repairs are needed.
- Record production data such as numbers and types of bobbins wound.
- Replace depleted supply packages with full packages.
- Stop machines when specified amount of products has been produced.
- Inspect products to verify that they meet specifications and to determine whether machine adjustment is needed.
- Tend machines that twist together two or more strands of yarn or insert additional twists into single strands of yarn to increase strength, smoothness, or uniformity of yarn.
- Observe operations to detect defects, malfunctions, or supply shortages.
- Operate machines for test runs to verify adjustments and to obtain product samples.
- Observe bobbins as they are winding and cut threads to remove loaded bobbins, using knives.
- Unwind lengths of yarn, thread, or twine from spools and wind onto bobbins.
- Adjust machine settings such as speed or tension to produce products that meet specifications.
- Study guides, samples, charts, and specification sheets, or confer with supervisors or engineering staff to determine setup requirements.
- Tend spinning frames that draw out and twist roving or sliver into yarn.
- Remove spindles from machines and bobbins from spindles.
- Install, level, and align machine components such as gears, chains, guides, dies, cutters, or needles to set up machinery for operation.
- Place bobbins on spindles and insert spindles into bobbin-winding machines.
- Tend machines with multiple winding units that wind thread onto shuttle bobbins for use on sewing machines or other kinds of bobbins for sole-stitching, knitting, or weaving machinery.
- Measure bobbins periodically, using gauges, and turn screws to adjust tension if bobbins are not of specified size.
- Tend machines that wind wire onto bobbins, preparatory to formation of wire netting used in reinforcing sheet glass.
- Notify supervisors or mechanics of equipment malfunctions.
- Repair or replace worn or defective parts or components, using hand tools.
- Clean, oil, and lubricate machines, using air hoses, cleaning solutions, rags, oilcans, and grease guns.
- Observe equipment operations so that malfunctions can be detected, and notify operators of any malfunctions.
- Perform minor repairs to machines, such as replacing damaged or worn parts.
- Clean and lubricate equipment.
- Load and unload items from machines, conveyors, and conveyances.
- Operate machinery used in the production process, or assist machine operators.
- Place products in equipment or on work surfaces for further processing, inspecting, or wrapping.
- Examine products to verify conformance to quality standards.
- Start machines or equipment to begin production processes.
- Remove products, machine attachments, or waste material from machines.
- Lift raw materials, finished products, and packed items, manually or using hoists.
- Transfer finished products, raw materials, tools, or equipment between storage and work areas of plants and warehouses, by hand or using hand trucks or powered lift trucks.
- Pack and store materials and products.
- Help production workers by performing duties of lesser skill, such as supplying or holding materials or tools, or cleaning work areas and equipment.
- Count finished products to determine if product orders are complete.
- Measure amounts of products, lengths of extruded articles, or weights of filled containers to ensure conformance to specifications.
- Separate products according to weight, grade, size, or composition of materials used to produce them.
- Turn valves to regulate flow of liquids or air, to reverse machines, to start pumps, or to regulate equipment.
- Mark or tag identification on parts.
- Dump materials such as prepared ingredients into machine hoppers prior to mixing.
- Mix ingredients according to specified procedures or formulas.
- Tie products in bundles for further processing or shipment, following prescribed procedures.
- Record information, such as the number of products tested, meter readings, or dates and times of product production.
- Read gauges or charts, and record data obtained.
- Unclamp and hoist full reels from braiding, winding, or other fabricating machines, using power hoists.
- Signal coworkers to direct them to move products during the production process.
- Prepare raw materials for processing.
- Change machine gears, using wrenches.
- Attach slings, ropes, or cables to objects such as pipes, hoses, or bundles.
- Position spouts or chutes of storage bins so that containers can be filled.
- Wash work areas, machines, equipment, vehicles, or products.
- Fold products and product parts during processing.
- Break up defective products for reprocessing.
- Thread ends of items such as thread, cloth, and lace through needles and rollers, and around take-up tubes.
- Cut or break flashing from materials or products.
- Observe equipment operations so that malfunctions can be detected, and notify operators of any malfunctions.
- Perform minor repairs to machines, such as replacing damaged or worn parts.
- Clean and lubricate equipment.
- Clean and maintain equipment, using water hoses and scrapers.
- Perform equipment maintenance, such as cleaning tanks and lubricating moving parts of conveyors.
- Replace worn parts and adjust equipment components, using hand tools.
- Immerse workpieces in coating solutions or liquid metal or plastic for specified times.
- Adjust dials to regulate flow of current and voltage supplied to terminals to control plating processes.
- Inspect coated or plated areas for defects, such as air bubbles or uneven coverage.
- Set up, operate, or tend plating or coating machines to coat metal or plastic products with chromium, zinc, copper, cadmium, nickel, or other metal to protect or decorate surfaces.
- Observe gauges to ensure that machines are operating properly, making adjustments or stopping machines when problems occur.
- Remove objects from solutions at periodic intervals and observe objects to verify conformance to specifications.
- Maintain production records.
- Remove excess materials or impurities from objects, using air hoses or grinding machines.
- Examine completed objects to determine thicknesses of metal deposits, or measure thicknesses by using instruments such as micrometers.
- Rinse coated objects in cleansing liquids and dry them with cloths, centrifugal driers, or by tumbling in sawdust-filled barrels.
- Determine sizes and compositions of objects to be plated, and amounts of electrical current and time required.
- Test machinery to ensure that it is operating properly.
- Measure or weigh materials, using rulers, calculators, and scales.
- Measure, mark, and mask areas to be excluded from plating.
- Immerse objects to be coated or plated into cleaning solutions, or spray objects with conductive solutions to prepare them for plating.
- Read production schedules to determine setups of equipment and machines.
- Suspend objects, such as parts or molds from cathode rods, or negative terminals, and immerse objects in plating solutions.
- Suspend sticks or pieces of plating metal from anodes, or positive terminals, and immerse metal in plating solutions.
- Adjust controls to set temperatures of coating substances and speeds of machines and equipment.
- Monitor and measure thicknesses of electroplating on component parts to verify conformance to specifications, using micrometers.
- Operate hoists to place workpieces onto machine feed carriages or spindles.
- Position and feed materials into processing machines, by hand or by using automated equipment.
- Position objects to be plated in frames, or suspend them from positive or negative terminals of power supplies.
- Operate sandblasting equipment to roughen and clean surfaces of workpieces.
- Spray coating in specified patterns according to instructions.
- Plate small objects, such as nuts or bolts, using motor-driven barrels.
- Clean workpieces, using wire brushes.
- Mix and test solutions, and turn valves to fill tanks with solutions.
- Place plated or coated materials on racks and transfer them to ovens to dry for specified periods of time.
- Measure and set stops, rolls, brushes, and guides on automatic feeders and conveying equipment or coating machines, using micrometers, rules, and hand tools.
- Position containers to receive parts, and load or unload materials in containers, using dollies or handtrucks.
- Attach nozzles, position guns, connect hoses, and thread wire to set up metal-spraying machines.
- Install gears and holding devices on conveyor equipment.
- Preheat workpieces in ovens.
- Cut metal or other materials, using shears or band saws.
- Clean and maintain equipment, using water hoses and scrapers.
- Perform equipment maintenance, such as cleaning tanks and lubricating moving parts of conveyors.
- Replace worn parts and adjust equipment components, using hand tools.
- Maintain, repair, and lubricate equipment, using hand tools and power tools.
- Clean and maintain tanks, filter beds, and other work areas, using hand tools and power tools.
- Add chemicals, such as ammonia, chlorine, or lime, to disinfect and deodorize water and other liquids.
- Collect and test water and sewage samples, using test equipment and color analysis standards.
- Record operational data, personnel attendance, or meter and gauge readings on specified forms.
- Operate and adjust controls on equipment to purify and clarify water, process or dispose of sewage, and generate power.
- Inspect equipment or monitor operating conditions, meters, and gauges to determine load requirements and detect malfunctions.
- Direct and coordinate plant workers engaged in routine operations and maintenance activities.
- Maintain, repair, and lubricate equipment, using hand tools and power tools.
- Clean and maintain tanks, filter beds, and other work areas, using hand tools and power tools.
- Operate and maintain finishing machines to grind, drill, sand, bevel, decorate, wash, or polish glass or glass products.
- Repair broken scrolls by replacing them with new sections of tubing.
- Heat glass to pliable stage, using gas flames or ovens and rotating glass to heat it uniformly.
- Inspect, weigh, and measure products to verify conformance to specifications, using instruments such as micrometers, calipers, magnifiers, or rulers.
- Record manufacturing information, such as quantities, sizes, or types of goods produced.
- Place glass into dies or molds of presses and control presses to form products, such as glassware components or optical blanks.
- Spray or swab molds with oil solutions to prevent adhesion of glass.
- Blow tubing into specified shapes to prevent glass from collapsing, using compressed air or own breath, or blow and rotate gathers in molds or on boards to obtain final shapes.
- Operate electric kilns that heat and mold glass sheets to the shape and curve of metal jigs.
- Determine types and quantities of glass required to fabricate products.
- Set up and adjust machine press stroke lengths and pressures and regulate oven temperatures, according to glass types to be processed.
- Shape, bend, or join sections of glass, using paddles, pressing and flattening hand tools, or cork.
- Design and create glass objects, using blowpipes and artisans' hand tools and equipment.
- Place electrodes in tube ends and heat them with glass burners to fuse them into place.
- Develop sketches of glass products into blueprint specifications, applying knowledge of glass technology and glass blowing.
- Superimpose bent tubing on asbestos patterns to ensure accuracy.
- Cut lengths of tubing to specified sizes, using files or cutting wheels.
- Strike necks of finished articles to separate articles from blowpipes.
- Place rubber hoses on ends of tubing and charge tubing with gas.
- Operate and maintain finishing machines to grind, drill, sand, bevel, decorate, wash, or polish glass or glass products.
- Repair broken scrolls by replacing them with new sections of tubing.
- Stop or reset machines when malfunctions occur, clear machine jams, and report malfunctions to a supervisor.
- Clean, oil, and make minor adjustments or repairs to machinery and equipment, such as opening valves or setting guides.
- Attach identification labels to finished packaged items, or cut stencils and stencil information on containers, such as lot numbers or shipping destinations.
- Sort, grade, weigh, and inspect products, verifying and adjusting product weight or measurement to meet specifications.
- Observe machine operations to ensure quality and conformity of filled or packaged products to standards.
- Remove finished packaged items from machine and separate rejected items.
- Monitor the production line, watching for problems such as pile-ups, jams, or glue that isn't sticking properly.
- Inspect and remove defective products and packaging material.
- Start machine by engaging controls.
- Tend or operate machine that packages product.
- Regulate machine flow, speed, or temperature.
- Adjust machine components and machine tension and pressure according to size or processing angle of product.
- Supply materials to spindles, conveyors, hoppers, or other feeding devices and unload packaged product.
- Stack finished packaged items, or wrap protective material around each item, and pack the items in cartons or containers.
- Package the product in the form in which it will be sent out, for example, filling bags with flour from a chute or spout.
- Stock and sort product for packaging or filling machine operation, and replenish packaging supplies, such as wrapping paper, plastic sheet, boxes, cartons, glue, ink, or labels.
- Count and record finished and rejected packaged items.
- Clean packaging containers, line and pad crates, or assemble cartons to prepare for product packing.
- Secure finished packaged items by hand tying, sewing, gluing, stapling, or attaching fastener.
- Clean and remove damaged or otherwise inferior materials to prepare raw products for processing.
- Stop or reset machines when malfunctions occur, clear machine jams, and report malfunctions to a supervisor.
- Clean, oil, and make minor adjustments or repairs to machinery and equipment, such as opening valves or setting guides.
- Notify other workers of defects, and direct them to adjust extruding and forming machines.
- Clean and maintain extruding and forming machines, using hand tools.
- Set up, operate, or tend machines that extrude and form filaments from synthetic materials such as rayon, fiberglass, or liquid polymers.
- Press buttons to stop machines when processes are complete or when malfunctions are detected.
- Observe machine operations, control boards, and gauges to detect malfunctions such as clogged bushings and defective binder applicators.
- Load materials into extruding and forming machines, using hand tools, and adjust feed mechanisms to set feed rates.
- Move controls to activate and adjust extruding and forming machines.
- Record details of machine malfunctions.
- Observe flow of finish across finish rollers, and turn valves to adjust flow to specifications.
- Remove polymer deposits from spinnerettes and equipment, using silicone spray, brass chisels, and bronze-wool pads.
- Press metering-pump buttons and turn valves to stop flow of polymers.
- Record operational data on tags, and attach tags to machines.
- Start metering pumps and observe operation of machines and equipment to ensure continuous flow of filaments extruded through spinnerettes and to detect processing defects.
- Remove excess, entangled, or completed filaments from machines, using hand tools.
- Wipe finish rollers with cloths and wash finish trays with water when necessary.
- Lower pans inside cabinets to catch molten filaments until flow of polymer through packs has stopped.
- Open cabinet doors to cut multifilament threadlines away from guides, using scissors.
- Turn rheostats to obtain specified temperatures in electric furnaces where glass is melted.
- Turn petcocks to adjust the flow of binding fluid to sleeves.
- Pull extruded fiberglass filaments over sleeves where binding solution is applied, and into grooves of graphite shoes that bind filaments into single strands of sliver.
- Pass sliver strands through openings in floors to workers on floors below who wind slivers onto tubes.
- Notify other workers of defects, and direct them to adjust extruding and forming machines.
- Clean and maintain extruding and forming machines, using hand tools.
- Notify maintenance engineers of equipment malfunctions.
- Make minor repairs, lubricate, and maintain equipment, using hand tools.
- Observe safety precautions to prevent fires or explosions.
- Record operational data, such as temperatures, pressures, ingredients used, processing times, or test results.
- Control or operate equipment in which chemical changes or reactions take place during the processing of industrial or consumer products.
- Patrol work areas to detect leaks or equipment malfunctions or to monitor operating conditions.
- Draw samples of products at specified stages so that analyses can be performed.
- Adjust controls to regulate temperature, pressure, feed, or flow of liquids or gases and times of prescribed reactions, according to knowledge of equipment and processes.
- Monitor gauges, recording instruments, flowmeters, or products to ensure that specified conditions are maintained.
- Test product samples for specific gravity, chemical characteristics, pH levels, concentrations, or viscosities, or send them to laboratories for testing.
- Inspect equipment or units to detect leaks or malfunctions, shutting equipment down, if necessary.
- Open valves or start pumps, agitators, reactors, blowers, or automatic feed of materials.
- Read plant specifications to determine products, ingredients, or prescribed modifications of plant procedures.
- Implement appropriate industrial emergency response procedures.
- Measure, weigh, and mix chemical ingredients, according to specifications.
- Dump or scoop prescribed solid, granular, or powdered materials into equipment.
- Estimate materials required for production and manufacturing of products.
- Add treating or neutralizing agents to products, and pump products through filters or centrifuges to remove impurities or to precipitate products.
- Observe and compare colors and consistencies of products to instrument readings and to laboratory and standard test results.
- Direct activities of workers assisting in control or verification of processes or in unloading of materials.
- Drain equipment, and pump water or other solutions through to flush and clean tanks or equipment.
- Flush or clean equipment, using steam hoses or mechanical reamers.
- Inventory supplies received and consumed.
- Notify maintenance engineers of equipment malfunctions.
- Make minor repairs, lubricate, and maintain equipment, using hand tools.
- Clean and maintain equipment, including replacing etching and rinsing solutions and cleaning bath containers and work area.
- Inspect equipment for leaks, diagnose malfunctions, and request repairs.
- Manipulate valves, switches, and buttons, or key commands into control panels to start semiconductor processing cycles.
- Maintain processing, production, and inspection information and reports.
- Inspect materials, components, or products for surface defects and measure circuitry, using electronic test equipment, precision measuring instruments, microscope, and standard procedures.
- Clean semiconductor wafers using cleaning equipment, such as chemical baths, automatic wafer cleaners, or blow-off wands.
- Study work orders, instructions, formulas, and processing charts to determine specifications and sequence of operations.
- Load and unload equipment chambers and transport finished product to storage or to area for further processing.
- Place semiconductor wafers in processing containers or equipment holders, using vacuum wand or tweezers.
- Set, adjust, and readjust computerized or mechanical equipment controls to regulate power level, temperature, vacuum, and rotation speed of furnace, according to crystal growing specifications.
- Etch, lap, polish, or grind wafers or ingots to form circuitry and change conductive properties, using etching, lapping, polishing, or grinding equipment.
- Load semiconductor material into furnace.
- Monitor operation and adjust controls of processing machines and equipment to produce compositions with specific electronic properties, using computer terminals.
- Count, sort, and weigh processed items.
- Calculate etching time based on thickness of material to be removed from wafers or crystals.
- Align photo mask pattern on photoresist layer, expose pattern to ultraviolet light, and develop pattern, using specialized equipment.
- Stamp, etch, or scribe identifying information on finished component according to specifications.
- Operate saw to cut remelt into sections of specified size or to cut ingots into wafers.
- Scribe or separate wafers into dice.
- Connect reactor to computer, using hand tools and power tools.
- Mount crystal ingots or wafers on blocks or plastic laminate, using special mounting devices, to facilitate their positioning in the holding fixtures of sawing, drilling, grinding or sanding equipment.
- Attach ampoule to diffusion pump to remove air from ampoule, and seal ampoule, using blowtorch.
- Measure and weigh amounts of crystal growing materials, mix and grind materials, load materials into container, and monitor processing procedures to help identify crystal growing problems.
- Locate crystal axis of ingot, and draw orientation lines on ingot, using x-ray equipment, drill, and sanding machine.
- Clean and maintain equipment, including replacing etching and rinsing solutions and cleaning bath containers and work area.
- Inspect equipment for leaks, diagnose malfunctions, and request repairs.
- Notify supervisors or mechanics of equipment malfunctions.
- Perform machine maintenance, such as cleaning and oiling equipment, and repair or replace worn or defective parts.
- Weigh ingredients, such as dye, to be mixed together for use in textile processing.
- Start and control machines and equipment to wash, bleach, dye, or otherwise process and finish fabric, yarn, thread, or other textile goods.
- Observe display screens, control panels, equipment, and cloth entering or exiting processes to determine if equipment is operating correctly.
- Monitor factors such as temperatures and dye flow rates to ensure that they are within specified ranges.
- Add dyes, water, detergents, or chemicals to tanks to dilute or strengthen solutions, according to established formulas and solution test results.
- Examine and feel products to identify defects and variations from coloring and other processing standards.
- Adjust equipment controls to maintain specified heat, tension, and speed.
- Soak specified textile products for designated times.
- Inspect machinery to determine necessary adjustments and repairs.
- Confer with coworkers to get information about order details, processing plans, or problems that occur.
- Sew ends of cloth together, by hand or using machines, to form endless lengths of cloth to facilitate processing.
- Ravel seams that connect cloth ends when processing is completed.
- Remove dyed articles from tanks and machines for drying and further processing.
- Study guides, charts, and specification sheets, and confer with supervisors to determine machine setup requirements.
- Prepare dyeing machines for production runs, and conduct test runs of machines to ensure their proper operation.
- Key in processing instructions to program electronic equipment.
- Test solutions used to process textile goods to detect variations from standards.
- Record production information such as fabric yardage processed, temperature readings, fabric tensions, and machine speeds.
- Thread ends of cloth or twine through specified sections of equipment prior to processing.
- Mount rolls of cloth on machines, using hoists, or place textile goods in machines or pieces of equipment.
- Install, level, and align components such as gears, chains, dies, cutters, and needles.
- Creel machines with bobbins or twine.
- Notify supervisors or mechanics of equipment malfunctions.
- Perform machine maintenance, such as cleaning and oiling equipment, and repair or replace worn or defective parts.
- Clean or maintain products, machines, or work areas.
- Remove and replace worn parts, bits, belts, sandpaper, or shaping tools.
- Grease or oil woodworking machines.
- Sharpen knives, bits, or other cutting or shaping tools.
- Set up, program, operate, or tend computerized or manual woodworking machines, such as drill presses, lathes, shapers, routers, sanders, planers, or wood-nailing machines.
- Examine finished workpieces for smoothness, shape, angle, depth-of-cut, or conformity to specifications and verify dimensions, visually and using hands, rules, calipers, templates, or gauges.
- Start machines, adjust controls, and make trial cuts to ensure that machinery is operating properly.
- Monitor operation of machines and make adjustments to correct problems and ensure conformance to specifications.
- Examine raw woodstock for defects and to ensure conformity to size and other specification standards.
- Adjust machine tables or cutting devices and set controls on machines to produce specified cuts or operations.
- Install and adjust blades, cutterheads, boring-bits, or sanding-belts, using hand tools and rules.
- Change alignment and adjustment of sanding, cutting, or boring machine guides to prevent defects in finished products, using hand tools.
- Determine product specifications and materials, work methods, and machine setup requirements, according to blueprints, oral or written instructions, drawings, or work orders.
- Feed stock through feed mechanisms or conveyors into planing, shaping, boring, mortising, or sanding machines to produce desired components.
- Push or hold workpieces against, under, or through cutting, boring, or shaping mechanisms.
- Select knives, saws, blades, cutter heads, cams, bits, or belts, according to workpiece, machine functions, or product specifications.
- Secure woodstock against a guide or in a holding device, place woodstock on a conveyor, or dump woodstock in a hopper to feed woodstock into machines.
- Inspect and mark completed workpieces and stack them on pallets, in boxes, or on conveyors so that they can be moved to the next workstation.
- Inspect pulleys, drive belts, guards, or fences on machines to ensure that machines will operate safely.
- Attach and adjust guides, stops, clamps, chucks, or feed mechanisms, using hand tools.
- Trim wood parts according to specifications, using planes, chisels, or wood files or sanders.
- Unclamp workpieces and remove them from machines.
- Start machines and move levers to engage hydraulic lifts that press woodstocks into desired forms and disengage lifts after appropriate drying times.
- Operate gluing machines to glue pieces of wood together, or to press and affix wood veneer to wood surfaces.
- Set up, program, or control computer-aided design (CAD) or computer numerical control (CNC) machines.
- Control hoists to remove parts or products from work stations.
- Clean or maintain products, machines, or work areas.
- Remove and replace worn parts, bits, belts, sandpaper, or shaping tools.
- Grease or oil woodworking machines.
- Sharpen knives, bits, or other cutting or shaping tools.
- Clean, lubricate, and adjust equipment, using scrapers, solvents, air hoses, oil, and hand tools.
- Stop equipment and clear blockages or jams, using fingers, wire, or hand tools.
- Replace worn or defective equipment parts, using hand tools.
- Monitor equipment operation, gauges, and panel lights to detect deviations from standards.
- Confer with supervisors or other equipment operators to report equipment malfunctions or to resolve production problems.
- Press and adjust controls to activate, set, and regulate equipment according to specifications.
- Record gauge readings, test results, and shift production in log books.
- Read and interpret work orders and instructions to determine work assignments, process specifications, and production schedules.
- Examine or test samples of processed substances, or collect samples for laboratory testing, to ensure conformance to specifications.
- Transport materials and products to and from work areas, manually or using carts, handtrucks, or hoists.
- Load equipment receptacles or conveyors with material to be processed, by hand or using hoists.
- Remove products from equipment, manually or using hoists, and prepare them for storage, shipment, or additional processing.
- Calculate amounts of materials to be loaded into furnaces, adjusting amounts as necessary for specific conditions.
- Melt or refine metal before casting, calculating required temperatures, and observe metal color, adjusting controls as necessary to maintain required temperatures.
- Weigh or measure specified amounts of ingredients or materials for processing, using devices such as scales and calipers.
- Direct crane operators and crew members to load vessels with materials to be processed.
- Feed fuel, such as coal and coke, into fireboxes or onto conveyors, and remove ashes from furnaces, using shovels and buckets.
- Sprinkle chemicals on the surface of molten metal to bring impurities to surface and remove impurities, using strainers.
- Clean, lubricate, and adjust equipment, using scrapers, solvents, air hoses, oil, and hand tools.
- Stop equipment and clear blockages or jams, using fingers, wire, or hand tools.
- Replace worn or defective equipment parts, using hand tools.
- Inspect biofuels plant or processing equipment regularly, recording or reporting damage and mechanical problems.
- Perform routine maintenance on mechanical, electrical, or electronic equipment or instruments used in the processing of biofuels.
- Rebuild, repair, or replace biofuels processing equipment components.
- Monitor batch, continuous flow, or hybrid biofuels production processes.
- Operate valves, pumps, engines, or generators to control and adjust biofuels production.
- Monitor and record biofuels processing data.
- Collect biofuels samples and perform routine laboratory tests or analyses to assess biofuels quality.
- Operate equipment, such as a centrifuge, to extract biofuels products and secondary by-products or reusable fractions.
- Process refined feedstock with additives in fermentation or reaction process vessels.
- Operate chemical processing equipment for the production of biofuels.
- Monitor and record flow meter performance.
- Measure and monitor raw biofuels feedstock.
- Preprocess feedstock in preparation for physical, chemical, or biological fuel production processes.
- Calculate, measure, load, or mix refined feedstock used in biofuels production.
- Monitor stored biofuels products or secondary by-products until reused or transferred to users.
- Assess the quality of biofuels additives for reprocessing.
- Clean biofuels processing work area, ensuring compliance with safety regulations.
- Calibrate liquid flow devices and meters, including fuel, chemical, and water meters.
- Coordinate raw product sourcing or collection.
- Inspect biofuels plant or processing equipment regularly, recording or reporting damage and mechanical problems.
- Perform routine maintenance on mechanical, electrical, or electronic equipment or instruments used in the processing of biofuels.
- Rebuild, repair, or replace biofuels processing equipment components.
- Test and repair or replace electrical equipment, such as circuit breakers, station batteries, cable trays, conduits, or control devices.
- Maintain or repair hydroelectric plant electrical, mechanical, or electronic equipment, such as motors, transformers, voltage regulators, generators, relays, battery systems, air compressors, sump pumps, gates, or valves.
- Change oil, hydraulic fluid, or other lubricants to maintain condition of hydroelectric plant equipment.
- Operate high voltage switches or related devices in hydropower stations.
- Identify or address malfunctions of hydroelectric plant operational equipment, such as generators, transformers, or turbines.
- Inspect water-powered electric generators or auxiliary equipment in hydroelectric plants to verify proper operation or to determine maintenance or repair needs.
- Implement load or switching orders in hydroelectric plants, in accordance with specifications or instructions.
- Start, adjust, or stop generating units, operating valves, gates, or auxiliary equipment in hydroelectric power generating plants.
- Perform preventive or corrective containment or cleanup measures in hydroelectric plants to prevent environmental contamination.
- Operate hydroelectric plant equipment, such as turbines, pumps, valves, gates, fans, electric control boards, or battery banks.
- Communicate status of hydroelectric operating equipment to dispatchers or supervisors.
- Monitor hydroelectric power plant equipment operation and performance, adjusting to performance specifications, as necessary.
- Take readings and record data, such as water levels, temperatures, or flow rates.
- Install or calibrate electrical or mechanical equipment, such as motors, engines, switchboards, relays, switch gears, meters, pumps, hydraulics, or flood channels.
- Lift and move loads, using cranes, hoists, and rigging, to install or repair hydroelectric system equipment or infrastructure.
- Maintain logs, reports, work requests, or other records of work performed in hydroelectric plants.
- Perform tunnel or field inspections of hydroelectric plant facilities or resources.
- Connect metal parts or components in hydroelectric plants by welding, soldering, riveting, tapping, bolting, bonding, or screwing.
- Erect scaffolds, platforms, or hoisting frames to access hydroelectric plant machinery or infrastructure for repair or replacement.
- Cut, bend, or shape metal for applications in hydroelectric plants, using equipment such as hydraulic benders or pipe threaders.
- Splice or terminate cables or electrical wiring in hydroelectric plants.
- Test and repair or replace electrical equipment, such as circuit breakers, station batteries, cable trays, conduits, or control devices.
- Maintain or repair hydroelectric plant electrical, mechanical, or electronic equipment, such as motors, transformers, voltage regulators, generators, relays, battery systems, air compressors, sump pumps, gates, or valves.
- Change oil, hydraulic fluid, or other lubricants to maintain condition of hydroelectric plant equipment.
- Maintain machines and remove and replace broken or worn machine tools, using hand tools.
- Remove and replace dull cutting tools.
- Adjust machine feed and speed, change cutting tools, or adjust machine controls when automatic programming is faulty or if machines malfunction.
- Measure dimensions of finished workpieces to ensure conformance to specifications, using precision measuring instruments, templates, and fixtures.
- Set up and operate computer-controlled machines or robots to perform one or more machine functions on metal or plastic workpieces.
- Mount, install, align, and secure tools, attachments, fixtures, and workpieces on machines, using hand tools and precision measuring instruments.
- Review program specifications or blueprints to determine and set machine operations and sequencing, finished workpiece dimensions, or numerical control sequences.
- Stop machines to remove finished workpieces or to change tooling, setup, or workpiece placement, according to required machining sequences.
- Listen to machines during operation to detect sounds such as those made by dull cutting tools or excessive vibration, and adjust machines to compensate for problems.
- Implement changes to machine programs, and enter new specifications, using computers.
- Calculate machine speed and feed ratios and the size and position of cuts.
- Transfer commands from servers to computer numerical control (CNC) modules, using computer network links.
- Check to ensure that workpieces are properly lubricated and cooled during machine operation.
- Monitor machine operation and control panel displays, and compare readings to specifications to detect malfunctions.
- Insert control instructions into machine control units to start operation.
- Modify cutting programs to account for problems encountered during operation, and save modified programs.
- Write simple programs for computer-controlled machine tools.
- Lift workpieces to machines manually or with hoists or cranes.
- Input initial part dimensions into machine control panels.
- Set up future jobs while machines are operating.
- Confer with supervisors or programmers to resolve machine malfunctions or production errors or to obtain approval to continue production.
- Stack or load finished items, or place items on conveyor systems.
- Control coolant systems.
- Clean machines, tooling, or parts, using solvents or solutions and rags.
- Enter commands or load control media, such as tapes, cards, or disks, into machine controllers to retrieve programmed instructions.
- Lay out and mark areas of parts to be shot peened and fill hoppers with shot.
- Examine electronic components for defects or completeness of laser-beam trimming, using microscopes.
- Maintain machines and remove and replace broken or worn machine tools, using hand tools.
- Remove and replace dull cutting tools.
- Adjust machine feed and speed, change cutting tools, or adjust machine controls when automatic programming is faulty or if machines malfunction.
- Perform maintenance work such as cleaning and oiling machines.
- Cool products after processing to prevent distortion.
- Repair or replace damaged molds, pipes, belts, chains, or other equipment, using hand tools, hand-powered presses, or jib cranes.
- Measure and visually inspect products for surface and dimension defects to ensure conformance to specifications, using precision measuring instruments.
- Observe continuous operation of automatic machines to ensure that products meet specifications and to detect jams or malfunctions, making adjustments as necessary.
- Set up, operate, or tend metal or plastic molding, casting, or coremaking machines to mold or cast metal or thermoplastic parts or products.
- Turn valves and dials of machines to regulate pressure, temperature, and speed and feed rates, and to set cycle times.
- Read specifications, blueprints, and work orders to determine setups, temperatures, and time settings required to mold, form, or cast plastic materials, as well as to plan production sequences.
- Observe meters and gauges to verify and record temperatures, pressures, and press-cycle times.
- Connect water hoses to cooling systems of dies, using hand tools.
- Remove parts, such as dies, from machines after production runs are finished.
- Smooth and clean inner surfaces of molds, using brushes, scrapers, air hoses, or grinding wheels, and fill imperfections with refractory material.
- Operate hoists to position dies or patterns on foundry floors.
- Install dies onto machines or presses and coat dies with parting agents, according to work order specifications.
- Unload finished products from conveyor belts, pack them in containers, and place containers in warehouses.
- Remove finished or cured products from dies or molds, using hand tools, air hoses, and other equipment, stamping identifying information on products when necessary.
- Obtain and move specified patterns to work stations, manually or using hoists, and secure patterns to machines, using wrenches.
- Select and install blades, tools, or other attachments for each operation.
- Inventory and record quantities of materials and finished products, requisitioning additional supplies as necessary.
- Select coolants and lubricants, and start their flow.
- Adjust equipment and workpiece holding fixtures, such as mold frames, tubs, and cutting tables, to ensure proper functioning.
- Maintain inventories of materials.
- Position and secure workpieces on machines, and start feeding mechanisms.
- Trim excess material from parts, using knives, and grind scrap plastic into powder for reuse.
- Mix and measure compounds, or weigh premixed compounds, and dump them into machine tubs, cavities, or molds.
- Spray, smoke, or coat molds with compounds to lubricate or insulate molds, using acetylene torches or sprayers.
- Preheat tools, dies, plastic materials, or patterns, using blowtorches or other equipment.
- Pour or load metal or sand into melting pots, furnaces, molds, or hoppers, using shovels, ladles, or machines.
- Clamp metal and plywood strips around dies or patterns to form molds.
- Pull level and toggle latches to fill molds, to regulate tension on sheeting, and to release mold covers.
- Skim or pour dross, slag, or impurities from molten metal, using ladles, rakes, hoes, spatulas, or spoons.
- Shape molds to specified contours, using sand, and trowels and related tools.
- Assemble shell halves, patterns, and foundry flasks, and reinforce core boxes, using glue, clamps, wire, bolts, rams, or machines.
- Perform maintenance work such as cleaning and oiling machines.
- Cool products after processing to prevent distortion.
- Repair or replace damaged molds, pipes, belts, chains, or other equipment, using hand tools, hand-powered presses, or jib cranes.
- Repair, maintain, and replace parts on dies.
- Sharpen cutting tools and drill bits, using bench grinders.
- Read work orders or blueprints to determine specified tolerances and sequences of operations for machine setup.
- Position and move metal wires or workpieces through a series of dies that compress and shape stock to form die impressions.
- Measure and inspect machined parts to ensure conformance to product specifications.
- Set up, operate, or tend presses and forging machines to perform hot or cold forging by flattening, straightening, bending, cutting, piercing, or other operations to taper, shape, or form metal.
- Turn handles or knobs to set pressures and depths of ram strokes and to synchronize machine operations.
- Install, adjust, and remove dies, synchronizing cams, forging hammers, and stop guides, using overhead cranes or other hoisting devices, and hand tools.
- Start machines to produce sample workpieces, and observe operations to detect machine malfunctions and to verify that machine setups conform to specifications.
- Confer with other workers about machine setups and operational specifications.
- Trim and compress finished forgings to specified tolerances.
- Remove dies from machines when production runs are finished.
- Select, align, and bolt positioning fixtures, stops, and specified dies to rams and anvils, forging rolls, or presses and hammers.
- Repair, maintain, and replace parts on dies.
- Sharpen cutting tools and drill bits, using bench grinders.
- Report lost or broken keys.
- Report to service departments any problems, such as meter irregularities, damaged equipment, or impediments to meter access, including dogs.
- Read electric, gas, water, or steam consumption meters and enter data in route books or hand-held computers.
- Upload into office computers all information collected on hand-held computers during meter rounds, or return route books or hand-held computers to business offices so that data can be compiled.
- Walk or drive vehicles along established routes to take readings of meter dials.
- Inspect meters for unauthorized connections, defects, and damage, such as broken seals.
- Verify readings in cases where consumption appears to be abnormal, and record possible reasons for fluctuations.
- Leave messages to arrange different times to read meters in cases in which meters are not accessible.
- Connect and disconnect utility services at specific locations.
- Answer customers' questions about services and charges, or direct them to customer service centers.
- Update client address and meter location information.
- Perform preventative maintenance or minor repairs on meters.
- Collect past-due bills.
- Report lost or broken keys.
- Report to service departments any problems, such as meter irregularities, damaged equipment, or impediments to meter access, including dogs.
- Troubleshoot, maintain, and make minor repairs to equipment.
- Replace worn dies when products vary from specifications.
- Measure and examine extruded products to locate defects and to check for conformance to specifications, adjusting controls as necessary to alter products.
- Determine setup procedures and select machine dies and parts, according to specifications.
- Start machines and set controls to regulate vacuum, air pressure, sizing rings, and temperature, and to synchronize speed of extrusion.
- Reel extruded products into rolls of specified lengths and weights.
- Install dies, machine screws, and sizing rings on machines that extrude thermoplastic or metal materials.
- Change dies on extruding machines, according to production line changes.
- Clean work areas.
- Weigh and mix pelletized, granular, or powdered thermoplastic materials and coloring pigments.
- Test physical properties of products with testing devices such as acid-bath testers, burst testers, and impact testers.
- Load machine hoppers with mixed materials, using augers, or stuff rolls of plastic dough into machine cylinders.
- Maintain an inventory of materials.
- Adjust controls to draw or press metal into specified shapes and diameters.
- Select nozzles, spacers, and wire guides, according to diameters and lengths of rods.
- Operate shearing mechanisms to cut rods to specified lengths.
- Troubleshoot, maintain, and make minor repairs to equipment.
- Replace worn dies when products vary from specifications.
- Inspect biomass power plant or processing equipment, recording or reporting damage and mechanical problems.
- Perform routine maintenance or make minor repairs to mechanical, electrical, or electronic equipment in biomass plants.
- Operate biomass fuel-burning boiler or biomass fuel gasification system equipment in accordance with specifications or instructions.
- Perform tests of water chemistry in boilers.
- Operate high-pressure steam boiler or water chiller equipment for electrical cogeneration operations.
- Operate equipment to heat biomass, using knowledge of controls, combustion, and firing mechanisms.
- Operate equipment to start, stop, or regulate biomass-fueled generators, generator units, boilers, engines, or auxiliary systems.
- Record or report operational data, such as readings on meters, instruments, and gauges.
- Operate valves, pumps, engines, or generators to control and adjust production of biofuels or biomass-fueled power.
- Calculate, measure, load, or mix biomass feedstock for power generation.
- Clean work areas to ensure compliance with safety regulations.
- Measure and monitor raw biomass feedstock, including wood, waste, or refuse materials.
- Calibrate liquid flow devices or meters, including fuel, chemical, and water meters.
- Assess quality of biomass feedstock.
- Read and interpret instruction manuals or technical drawings related to biomass-fueled power or biofuels production equipment or processes.
- Operate heavy equipment, such as bulldozers and front-end loaders.
- Preprocess feedstock to prepare for biochemical or thermochemical production processes.
- Manage parts and supply inventories for biomass plants.
- Inspect biomass power plant or processing equipment, recording or reporting damage and mechanical problems.
- Perform routine maintenance or make minor repairs to mechanical, electrical, or electronic equipment in biomass plants.
- Repair and maintain equipment, objects, or parts, using hand tools.
- Sharpen abrasive grinding tools, using machines and hand tools.
- Verify quality of finished workpieces by inspecting them, comparing them to templates, measuring their dimensions, or testing them in working machinery.
- Grind, sand, clean, or polish objects or parts to correct defects or to prepare surfaces for further finishing, using hand tools and power tools.
- Measure and mark equipment, objects, or parts to ensure grinding and polishing standards are met.
- Trim, scrape, or deburr objects or parts, using chisels, scrapers, and other hand tools and equipment.
- Mark defects, such as knotholes, cracks, and splits, for repair.
- Study blueprints or layouts to determine how to lay out workpieces or saw out templates.
- Move controls to adjust, start, or stop equipment during grinding and polishing processes.
- Load and adjust workpieces onto equipment or work tables, using hand tools.
- Select files or other abrasives, according to materials, sizes and shapes of workpieces, amount of stock to be removed, finishes specified, and steps in finishing processes.
- File grooved, contoured, and irregular surfaces of metal objects, such as metalworking dies and machine parts, to conform to templates, other parts, layouts, or blueprint specifications.
- Transfer equipment, objects, or parts to specified work areas, using moving devices.
- Remove completed workpieces from equipment or work tables, using hand tools, and place workpieces in containers.
- Record product and processing data on specified forms.
- Apply solutions and chemicals to equipment, objects, or parts, using hand tools.
- Wash grit from stone, using hoses.
- Clean brass particles from files by drawing file cards through file grooves.
- Repair and maintain equipment, objects, or parts, using hand tools.
- Sharpen abrasive grinding tools, using machines and hand tools.
- Repair or replace machine parts, using hand tools, or notify engineering personnel when corrective action is required.
- Brush or spray lubricating compounds on workpieces, or turn valve handles and direct flow of coolant against tools and workpieces.
- Inspect or measure finished workpieces to determine conformance to specifications, using measuring instruments, such as gauges or micrometers.
- Measure workpieces and lay out work, using precision measuring devices.
- Observe machine operations to detect any problems, making necessary adjustments to correct problems.
- Move machine controls to index workpieces, and to adjust machines for pre-selected operational settings.
- Study blueprints, work orders, or machining instructions to determine product specifications, tool requirements, and operational sequences.
- Select machine tooling to be used, using knowledge of machine and production requirements.
- Mount and position tools in machine chucks, spindles, or other tool holding devices, using hand tools.
- Activate machine start-up switches to grind, lap, hone, debar, shear, or cut workpieces, according to specifications.
- Set up, operate, or tend grinding and related tools that remove excess material or burrs from surfaces, sharpen edges or corners, or buff, hone, or polish metal or plastic workpieces.
- Set and adjust machine controls according to product specifications, using knowledge of machine operation.
- Lift and position workpieces, manually or with hoists, and secure them in hoppers or on machine tables, faceplates, or chucks, using clamps.
- Compute machine indexings and settings for specified dimensions and base reference points.
- Maintain stocks of machine parts and machining tools.
- Thread and hand-feed materials through machine cutters or abraders.
- Adjust air cylinders and setting stops to set traverse lengths and feed arm strokes.
- Slide spacers between buffs on spindles to set spacing.
- Repair or replace machine parts, using hand tools, or notify engineering personnel when corrective action is required.
- Brush or spray lubricating compounds on workpieces, or turn valve handles and direct flow of coolant against tools and workpieces.
- Perform basic maintenance, such as cleaning and lubricating machine parts.
- Remove and replace worn or broken machine parts, using hand tools.
- Monitor machine operations to determine whether adjustments are necessary, stopping machines when problems occur.
- Inspect, feel, and measure workpieces to ensure that surfaces and dimensions meet specifications.
- Study blueprints or layouts of metal workpieces to determine grinding procedures, and to plan machine setups and operational sequences.
- Select and mount grinding wheels on machines, according to specifications, using hand tools and applying knowledge of abrasives and grinding procedures.
- Compute numbers, widths, and angles of cutting tools, micrometers, scales, and gauges, and adjust tools to produce specified cuts.
- Turn valves to direct flow of coolant against cutting wheels and workpieces during grinding.
- Set up and operate grinding or polishing machines to grind metal workpieces, such as dies, parts, and tools.
- Dress grinding wheels, according to specifications.
- File or finish surfaces of workpieces, using prescribed hand tools.
- Remove finished workpieces from machines and place them in boxes or on racks, setting aside pieces that are defective.
- Fit parts together in pre-assembly to ensure that dimensions are accurate.
- Attach workpieces to grinding machines and form specified sections and repair cracks, using welding or brazing equipment.
- Duplicate workpiece contours, using tracer attachments.
- Inspect dies to detect defects, assess wear, and verify specifications, using micrometers, steel gauge pins, and loupes.
- Place workpieces in electroplating solutions or apply pigments to surfaces of workpieces to highlight ridges and grooves.
- Straighten workpieces and remove dents, using straightening presses and hammers.
- Perform basic maintenance, such as cleaning and lubricating machine parts.
- Remove and replace worn or broken machine parts, using hand tools.
- Observe flow of materials and listen for machine malfunctions, such as jamming or spillage, and notify supervisors if corrective actions fail.
- Clear or dislodge blockages in bins, screens, or other equipment, using poles, brushes, or mallets.
- Observe, feel, taste, or otherwise examine products during and after processing to ensure conformance to standards.
- Set temperature and time controls, light ovens, burners, driers, or roasters, and start equipment, such as conveyors, cylinders, blowers, driers, or pumps.
- Observe temperature, humidity, pressure gauges, and product samples and adjust controls, such as thermostats and valves, to maintain prescribed operating conditions for specific stages.
- Record production data, such as weight and amount of product processed, type of product, and time and temperature of processing.
- Weigh or measure products, using scale hoppers or scale conveyors.
- Operate or tend equipment that roasts, bakes, dries, or cures food items such as cocoa and coffee beans, grains, nuts, and bakery products.
- Signal coworkers to synchronize flow of materials.
- Read work orders to determine quantities and types of products to be baked, dried, or roasted.
- Fill or remove product from trays, carts, hoppers, or equipment, using scoops, peels, or shovels, or by hand.
- Take product samples during or after processing for laboratory analyses.
- Test products for moisture content, using moisture meters.
- Start conveyors to move roasted grain to cooling pans and agitate grain with rakes as blowers force air through perforated bottoms of pans.
- Open valves, gates, or chutes or use shovels to load or remove products from ovens or other equipment.
- Clean equipment with steam, hot water, and hoses.
- Smooth out products in bins, pans, trays, or conveyors, using rakes or shovels.
- Install equipment, such as spray units, cutting blades, or screens, using hand tools.
- Push racks or carts to transfer products to storage, cooling stations, or the next stage of processing.
- Dump sugar dust from collectors into melting tanks and add water to reclaim sugar lost during processing.
- Observe flow of materials and listen for machine malfunctions, such as jamming or spillage, and notify supervisors if corrective actions fail.
- Clear or dislodge blockages in bins, screens, or other equipment, using poles, brushes, or mallets.
- Clean and maintain equipment, using hand tools.
- Dislodge and clear jammed materials or other items from machinery or equipment, using hand tools.
- Weigh or measure materials, ingredients, or products to ensure conformance to requirements.
- Read work orders to determine production specifications or information.
- Observe production or monitor equipment to ensure safe and efficient operation.
- Mix or blend ingredients by starting machines and mixing for specified times.
- Stop mixing or blending machines when specified product qualities are obtained and open valves and start pumps to transfer mixtures.
- Compound or process ingredients or dyes, according to formulas.
- Examine materials, ingredients, or products visually or with hands to ensure conformance to established standards.
- Operate or tend machines to mix or blend any of a wide variety of materials, such as spices, dough batter, tobacco, fruit juices, chemicals, livestock feed, food products, color pigments, or explosive ingredients.
- Dump or pour specified amounts of materials into machinery or equipment.
- Record operational or production data on specified forms.
- Collect samples of materials or products for laboratory testing.
- Unload mixtures into containers or onto conveyors for further processing.
- Clean work areas.
- Add or mix chemicals or ingredients for processing, using hand tools or other devices.
- Tend accessory equipment, such as pumps or conveyors, to move materials or ingredients through production processes.
- Transfer materials, supplies, or products between work areas, using moving equipment or hand tools.
- Test samples of materials or products to ensure compliance with specifications, using test equipment.
- Open valves to drain slurry from mixers into storage tanks.
- Clean and maintain equipment, using hand tools.
- Dislodge and clear jammed materials or other items from machinery or equipment, using hand tools.
- Note malfunctions of equipment, instruments, or controls and report these conditions to supervisors.
- Respond to system or unit abnormalities, diagnosing the cause, and recommending or taking corrective action.
- Operate nuclear power reactors in accordance with policies and procedures to protect workers from radiation and to ensure environmental safety.
- Adjust controls to position rod and to regulate flux level, reactor period, coolant temperature, or rate of power flow, following standard procedures.
- Develop or implement actions such as lockouts, tagouts, or clearances to allow equipment to be safely repaired.
- Monitor all systems for normal running conditions, performing activities such as checking gauges to assess output or the effects of generator loading on other equipment.
- Monitor or operate boilers, turbines, wells, or auxiliary power plant equipment.
- Record operating data, such as the results of surveillance tests.
- Implement operational procedures, such as those controlling start-up or shut-down activities.
- Participate in nuclear fuel element handling activities, such as preparation, transfer, loading, or unloading.
- Dispatch orders or instructions to personnel through radiotelephone or intercommunication systems to coordinate auxiliary equipment operation.
- Review and edit standard operating procedures.
- Conduct inspections or operations outside of control rooms as necessary.
- Direct reactor operators in emergency situations, in accordance with emergency operating procedures.
- Authorize maintenance activities on units or changes in equipment or system operational status.
- Supervise technicians' work activities to ensure that equipment is operated in accordance with policies and procedures that protect workers from radiation and ensure environmental safety.
- Authorize actions to correct identified operational inefficiencies or hazards so that operating efficiency is maximized and potential environmental issues are minimized.
- Direct the collection and testing of air, water, gas, or solid samples to determine radioactivity levels or to ensure appropriate radioactive containment.
- Direct measurement of the intensity or types of radiation in work areas, equipment, or materials.
- Identify or direct implementation of appropriate decontamination procedures, based on equipment and the size, nature, and type of contamination.
- Note malfunctions of equipment, instruments, or controls and report these conditions to supervisors.
- Respond to system or unit abnormalities, diagnosing the cause, and recommending or taking corrective action.
- Install, maintain, or repair hoses, pumps, filters, or screens to maintain processing equipment, using hand tools.
- Remove clogs, defects, or impurities from machines, tanks, conveyors, screens, or other processing equipment.
- Dump, pour, or load specified amounts of refined or unrefined materials into equipment or containers for further processing or storage.
- Operate machines to process materials in compliance with applicable safety, energy, or environmental regulations.
- Monitor material flow or instruments, such as temperature or pressure gauges, indicators, or meters, to ensure optimal processing conditions.
- Turn valves or move controls to admit, drain, separate, filter, clarify, mix, or transfer materials.
- Set up or adjust machine controls to regulate conditions such as material flow, temperature, or pressure.
- Examine samples to verify qualities such as clarity, cleanliness, consistency, dryness, or texture.
- Start agitators, shakers, conveyors, pumps, or centrifuge machines.
- Inspect machines or equipment for hazards, operating efficiency, malfunctions, wear, or leaks.
- Collect samples of materials or products for laboratory analysis.
- Communicate processing instructions to other workers.
- Turn valves to pump sterilizing solutions or rinse water through pipes or equipment or to spray vats with atomizers.
- Maintain logs of instrument readings, test results, or shift production for entry in computer databases.
- Clean or sterilize tanks, screens, inflow pipes, production areas, or equipment, using hoses, brushes, scrapers, or chemical solutions.
- Measure or weigh materials to be refined, mixed, transferred, stored, or otherwise processed.
- Test samples to determine viscosity, acidity, specific gravity, or degree of concentration, using test equipment such as viscometers, pH meters, or hydrometers.
- Connect pipes between vats and processing equipment.
- Assemble fittings, valves, bowls, plates, disks, impeller shafts, or other parts to prepare equipment for operation.
- Remove full containers from discharge outlets and replace them with empty containers.
- Pack bottles into cartons or crates, using machines.
- Install, maintain, or repair hoses, pumps, filters, or screens to maintain processing equipment, using hand tools.
- Remove clogs, defects, or impurities from machines, tanks, conveyors, screens, or other processing equipment.
- Perform offshore oil or gas exploration or extraction duties, such as conducting underwater surveys or repairing and maintaining drilling rigs or platforms.
- Check and maintain diving equipment, such as helmets, masks, air tanks, harnesses, or gauges.
- Take appropriate safety precautions, such as monitoring dive lengths and depths and registering with authorities before diving expeditions begin.
- Communicate with workers on the surface while underwater, using signal lines or telephones.
- Descend into water with the aid of diver helpers, using scuba gear or diving suits.
- Obtain information about diving tasks and environmental conditions.
- Supervise or train other divers, including hobby divers.
- Inspect the condition of underwater steel or wood structures.
- Inspect and test docks, ships, buoyage systems, plant intakes or outflows, or underwater pipelines, cables, or sewers, using closed circuit television, still photography, and testing equipment.
- Repair ships, bridge foundations, or other structures below the water line, using caulk, bolts, and hand tools.
- Recover objects by placing rigging around sunken objects, hooking rigging to crane lines, and operating winches, derricks, or cranes to raise objects.
- Operate underwater video, sonar, recording, or related equipment to investigate underwater structures or marine life.
- Take test samples or photographs to assess the condition of vessels or structures.
- Cut and weld steel, using underwater welding equipment, jigs, and supports.
- Install, inspect, clean, or repair piping or valves.
- Carry out non-destructive testing, such as tests for cracks on the legs of oil rigs at sea.
- Install pilings or footings for piers or bridges.
- Salvage wrecked ships or their cargo, using pneumatic power velocity and hydraulic tools and explosive charges, when necessary.
- Remove obstructions from strainers or marine railway or launching ways, using pneumatic or power hand tools.
- Set or guide placement of pilings or sandbags to provide support for structures, such as docks, bridges, cofferdams, or platforms.
- Perform activities related to underwater search and rescue, salvage, recovery, or cleanup operations.
- Drill holes in rock and rig explosives for underwater demolitions.
- Remove rubbish or pollution from the sea.
- Set up dive sites for recreational instruction.
- Cultivate or harvest marine species or perform routine work on fish farms.
- Perform offshore oil or gas exploration or extraction duties, such as conducting underwater surveys or repairing and maintaining drilling rigs or platforms.
- Check and maintain diving equipment, such as helmets, masks, air tanks, harnesses, or gauges.
- Notify supervisors when extruded filaments fail to meet standards.
- Clear jams, and remove defective or substandard materials or products.
- Adjust machine components to regulate speeds, pressures, and temperatures, and amounts, dimensions, and flow of materials or ingredients.
- Press control buttons to activate machinery and equipment.
- Examine, measure, and weigh materials or products to verify conformance to standards, using measuring devices such as templates, micrometers, or scales.
- Monitor machine operations and observe lights and gauges to detect malfunctions.
- Record and maintain production data, such as meter readings, and quantities, types, and dimensions of materials produced.
- Review work orders, specifications, or instructions to determine materials, ingredients, procedures, components, settings, and adjustments for extruding, forming, pressing, or compacting machines.
- Turn controls to adjust machine functions, such as regulating air pressure, creating vacuums, and adjusting coolant flow.
- Clean dies, arbors, compression chambers, and molds, using swabs, sponges, or air hoses.
- Synchronize speeds of sections of machines when producing products involving several steps or processes.
- Move materials, supplies, components, and finished products between storage and work areas, using work aids such as racks, hoists, and handtrucks.
- Activate machines to shape or form products, such as candy bars, light bulbs, balloons, or insulation panels.
- Select and install machine components, such as dies, molds, and cutters, according to specifications, using hand tools and measuring devices.
- Send product samples to laboratories for analysis.
- Couple air and gas lines to machines to maintain plasticity of material and to regulate solidification of final products.
- Pour, scoop, or dump specified ingredients, metal assemblies, or mixtures into sections of machine prior to starting machines.
- Measure, mix, cut, shape, soften, and join materials and ingredients, such as powder, cornmeal, or rubber to prepare them for machine processing.
- Remove materials or products from molds or from extruding, forming, pressing, or compacting machines, and stack or store them for additional processing.
- Feed products into machines by hand or conveyor.
- Measure arbors and dies to verify sizes specified on work tickets.
- Thread extruded strips through water tanks and hold-down bars, or attach strands to wires and draw them through tubes.
- Complete work tickets, and place them with products.
- Disassemble equipment to repair it or to replace parts, such as nozzles, punches, and filters.
- Remove molds, mold components, and feeder tubes from machinery after production is complete.
- Swab molds with solutions to prevent products from sticking.
- Ignite burners to preheat products, or use torches to apply heat.
- Install, align, and adjust neck rings, press plungers, and feeder tubes.
- Notify supervisors when extruded filaments fail to meet standards.
- Clear jams, and remove defective or substandard materials or products.
- Maintain machine tools in proper operational condition.
- Dismantle machines or equipment, using hand tools or power tools to examine parts for defects and replace defective parts where needed.
- Calculate dimensions or tolerances, using instruments, such as micrometers or vernier calipers.
- Machine parts to specifications, using machine tools, such as lathes, milling machines, shapers, or grinders.
- Measure, examine, or test completed units to check for defects and ensure conformance to specifications, using precision instruments, such as micrometers.
- Set up, adjust, or operate basic or specialized machine tools used to perform precision machining operations.
- Program computers or electronic instruments, such as numerically controlled machine tools.
- Study sample parts, blueprints, drawings, or engineering information to determine methods or sequences of operations needed to fabricate products.
- Monitor the feed and speed of machines during the machining process.
- Fit and assemble parts to make or repair machine tools.
- Align and secure holding fixtures, cutting tools, attachments, accessories, or materials onto machines.
- Confer with numerical control programmers to check and ensure that new programs or machinery will function properly and that output will meet specifications.
- Operate equipment to verify operational efficiency.
- Evaluate machining procedures and recommend changes or modifications for improved efficiency or adaptability.
- Diagnose machine tool malfunctions to determine need for adjustments or repairs.
- Design fixtures, tooling, or experimental parts to meet special engineering needs.
- Dispose of scrap or waste material in accordance with company policies and environmental regulations.
- Confer with engineering, supervisory, or manufacturing personnel to exchange technical information.
- Lay out, measure, and mark metal stock to display placement of cuts.
- Separate scrap waste and related materials for reuse, recycling, or disposal.
- Check work pieces to ensure that they are properly lubricated or cooled.
- Support metalworking projects from planning and fabrication through assembly, inspection, and testing, using knowledge of machine functions, metal properties, and mathematics.
- Install repaired parts into equipment or install new equipment.
- Test experimental models under simulated operating conditions, for purposes such as development, standardization, or feasibility of design.
- Set up or operate metalworking, brazing, heat-treating, welding, or cutting equipment.
- Prepare working sketches for the illustration of product appearance.
- Establish work procedures for fabricating new structural products, using a variety of metalworking machines.
- Install experimental parts or assemblies, such as hydraulic systems, electrical wiring, lubricants, or batteries into machines or mechanisms.
- Advise clients about the materials being used for finished products.
- Maintain machine tools in proper operational condition.
- Dismantle machines or equipment, using hand tools or power tools to examine parts for defects and replace defective parts where needed.
- Clean, lubricate, maintain, and adjust equipment to maintain efficient operation, using air hoses, cleaning fluids, and hand tools.
- Add chemicals or materials to workpieces or machines to facilitate bonding or to cool workpieces.
- Inspect, measure, or test completed metal workpieces to ensure conformance to specifications, using measuring and testing devices.
- Read blueprints, work orders, or production schedules to determine product or job instructions or specifications.
- Assemble, align, and clamp workpieces into holding fixtures to bond, heat-treat, or solder fabricated metal components.
- Set up, operate, or tend welding machines that join or bond components to fabricate metal products or assemblies.
- Lay out, fit, or connect parts to be bonded, calculating production measurements, as necessary.
- Correct problems by adjusting controls or by stopping machines and opening holding devices.
- Give directions to other workers regarding machine set-up and use.
- Select, position, align, and bolt jigs, holding fixtures, guides, or stops onto machines, using measuring instruments and hand tools.
- Mark weld points and positions of components on workpieces, using rules, squares, templates, or scribes.
- Transfer components, metal products, or assemblies, using moving equipment.
- Prepare metal surfaces or workpieces, using hand-operated equipment, such as grinders, cutters, or drills.
- Conduct trial runs before welding, soldering, or brazing, and make necessary adjustments to equipment.
- Remove completed workpieces or parts from machinery, using hand tools.
- Tend auxiliary equipment used in welding processes.
- Load or feed workpieces into welding machines to join or bond components.
- Observe meters, gauges, or machine operations to ensure that soldering or brazing processes meet specifications.
- Turn and press knobs and buttons or enter operating instructions into computers to adjust and start welding machines.
- Compute and record settings for new work, applying knowledge of metal properties, principles of welding, and shop mathematics.
- Set dials and timing controls to regulate electrical current, gas flow pressure, heating or cooling cycles, or shut-off.
- Record operational information on specified production reports.
- Select torch tips, alloys, flux, coil, tubing, or wire, according to metal types or thicknesses, data charts, or records.
- Fill hoppers and position spouts to direct flow of flux or manually brush flux onto seams of workpieces.
- Start, monitor, and adjust robotic welding production lines.
- Devise or build fixtures or jigs used to hold parts in place during welding, brazing, or soldering.
- Immerse completed workpieces into water or acid baths to cool and clean components.
- Dress electrodes, using tip dressers, files, emery cloths, or dressing wheels.
- Anneal finished workpieces to relieve internal stress.
- Clean, lubricate, maintain, and adjust equipment to maintain efficient operation, using air hoses, cleaning fluids, and hand tools.
- Add chemicals or materials to workpieces or machines to facilitate bonding or to cool workpieces.
- Disassemble and assemble motors, and repair and maintain electrical components and machinery parts, using hand tools.
- Operate or tend wire-coiling machines to wind wire coils used in electrical components such as resistors and transformers, and in electrical equipment and instruments such as bobbins and generators.
- Attach, alter, and trim materials such as wire, insulation, and coils, using hand tools.
- Cut, strip, and bend wire leads at ends of coils, using pliers and wire scrapers.
- Review work orders and specifications to determine materials needed and types of parts to be processed.
- Select and load materials such as workpieces, objects, and machine parts onto equipment used in coiling processes.
- Record production and operational data on specified forms.
- Stop machines to remove completed components, using hand tools.
- Examine and test wired electrical components such as motors, armatures, and stators, using measuring devices, and record test results.
- Line slots with sheet insulation, and insert coils into slots.
- Apply solutions or paints to wired electrical components, using hand tools, and bake components.
- Disassemble and assemble motors, and repair and maintain electrical components and machinery parts, using hand tools.
- Maintain production equipment and machinery.
- Perform quality checks on products and parts.
- Review work orders and blueprints to ensure work is performed according to specifications.
- Determine work assignments and procedures.
- Supervise assemblers and train employees on job procedures.
- Shovel, sweep, or otherwise clean work areas.
- Provide assistance in the production of wiring assemblies.
- Complete production reports to communicate team production level to management.
- Package finished products and prepare them for shipment.
- Operate machinery and heavy equipment, such as forklifts.
- Rotate through all the tasks required in a particular production process.
- Maintain production equipment and machinery.
- Clean and maintain tools and equipment, using solvents, brushes, and rags.
- Apply coatings, such as paint, ink, or lacquer, to protect or decorate workpiece surfaces, using spray guns, pens, or brushes.
- Examine finished surfaces of workpieces to verify conformance to specifications and retouch any defective areas.
- Read job orders and inspect workpieces to determine work procedures and materials required.
- Immerse workpieces into coating materials for specified times.
- Select and mix ingredients to prepare coating substances according to specifications, using paddles or mechanical mixers.
- Place coated workpieces in ovens or dryers for specified times to dry or harden finishes.
- Clean surfaces of workpieces in preparation for coating, using cleaning fluids, solvents, brushes, scrapers, steam, sandpaper, or cloth.
- Conceal blemishes in workpieces, such as nicks and dents, using fillers such as putty.
- Melt or heat coating materials to specified temperatures.
- Rinse, drain, or wipe coated workpieces to remove excess coating material or to facilitate setting of finish coats on workpieces.
- Cut out sections in surfaces of materials to be inlaid with decorative pieces, using patterns and knives or scissors.
- Position and glue decorative pieces in cutout sections of workpieces, following patterns.
- Clean and maintain tools and equipment, using solvents, brushes, and rags.
- Service or repair machinery used in the fabrication of appliances.
- Drill and tap holes for rivets, and glue, weld, bolt, or rivet parts together to form prosthetic or orthotic devices.
- Read prescriptions or specifications to determine the type of product or device to be fabricated and the materials and tools required.
- Make orthotic or prosthetic devices, using materials such as thermoplastic and thermosetting materials, metal alloys and leather, and hand or power tools.
- Bend, form, and shape fabric or material to conform to prescribed contours of structural components.
- Construct or receive casts or impressions of patients' torsos or limbs for use as cutting and fabrication patterns.
- Repair, modify, or maintain medical supportive devices, such as artificial limbs, braces, or surgical supports, according to specifications.
- Cover or pad metal or plastic structures or devices, using coverings such as rubber, leather, felt, plastic, or fiberglass.
- Test medical supportive devices for proper alignment, movement, or biomechanical stability, using meters and alignment fixtures.
- Lay out and mark dimensions of parts, using templates and precision measuring instruments.
- Fit appliances onto patients, and make any necessary adjustments.
- Polish artificial limbs, braces, or supports, using grinding and buffing wheels.
- Take patients' body or limb measurements for use in device construction.
- Instruct patients in use of prosthetic or orthotic devices.
- Mix pigments to match patients' skin coloring, according to formulas, and apply mixtures to orthotic or prosthetic devices.
- Service or repair machinery used in the fabrication of appliances.
- Repair, maintain, or clean equipment or machinery, using hand tools.
- Respond to emergencies, such as transformer or transmission line failures, and route current around affected areas.
- Prepare switching orders that will isolate work areas without causing power outages, referring to drawings of power systems.
- Control, monitor, or operate equipment that regulates or distributes electricity or steam, using data obtained from instruments or computers.
- Coordinate with engineers, planners, field personnel, or other utility workers to provide information such as clearances, switching orders, or distribution process changes.
- Distribute or regulate the flow of power between entities, such as generating stations, substations, distribution lines, or users, keeping track of the status of circuits or connections.
- Record and compile operational data, such as chart or meter readings, power demands, or usage and operating times, using transmission system maps.
- Manipulate controls to adjust or activate power distribution equipment or machines.
- Track conditions that could affect power needs, such as changes in the weather, and adjust equipment to meet any anticipated changes.
- Calculate load estimates or equipment requirements to determine required control settings.
- Direct personnel engaged in controlling or operating distribution equipment or machinery, such as instructing control room operators to start boilers or generators.
- Monitor and record switchboard or control board readings to ensure that electrical or steam distribution equipment is operating properly.
- Inspect equipment to ensure that specifications are met or to detect any defects.
- Implement energy schedules, including real-time transmission reservations or schedules.
- Tend auxiliary equipment used in the power distribution process.
- Repair, maintain, or clean equipment or machinery, using hand tools.
- Repair and maintain metal forms and equipment, using hand tools, sledges, and bars.
- Examine molds to ensure they are clean, smooth, and properly coated.
- Pour and regulate the flow of molten metal into molds and forms to produce ingots or other castings, using ladles or hand-controlled mechanisms.
- Pull levers to lift ladle stoppers and to allow molten steel to flow into ingot molds to specified heights.
- Read temperature gauges and observe color changes, adjusting furnace flames, torches, or electrical heating units as necessary to melt metal to specifications.
- Collect samples, or signal workers to sample metal for analysis.
- Load specified amounts of metal and flux into furnaces or clay crucibles.
- Add metal to molds to compensate for shrinkage.
- Skim slag or remove excess metal from ingots or equipment, using hand tools, strainers, rakes, or burners, collecting scrap for recycling.
- Remove metal ingots or cores from molds, using hand tools, cranes, and chain hoists.
- Position equipment such as ladles, grinding wheels, pouring nozzles, or crucibles, or signal other workers to position equipment.
- Transport metal ingots to storage areas, using forklifts.
- Turn valves to circulate water through cores, or spray water on filled molds to cool and solidify metal.
- Stencil identifying information on ingots and pigs, using special hand tools.
- Assemble and embed cores in casting frames, using hand tools and equipment.
- Remove solidified steel or slag from pouring nozzles, using long bars or oxygen burners.
- Repair and maintain metal forms and equipment, using hand tools, sledges, and bars.
- Listen for malfunction alarms, and shut down equipment and notify supervisors when necessary.
- Clean, wash, and sterilize equipment and cooking area, using water hoses, cleaning or sterilizing solutions, or rinses.
- Read work orders, recipes, or formulas to determine cooking times and temperatures, and ingredient specifications.
- Observe gauges, dials, and product characteristics, and adjust controls to maintain appropriate temperature, pressure, and flow of ingredients.
- Measure or weigh ingredients, using scales or measuring containers.
- Tend or operate and control equipment, such as kettles, cookers, vats and tanks, and boilers, to cook ingredients or prepare products for further processing.
- Record production and test data, such as processing steps, temperature and steam readings, cooking time, batches processed, and test results.
- Set temperature, pressure, and time controls, and start conveyers, machines, or pumps.
- Remove cooked material or products from equipment.
- Collect and examine product samples during production to test them for quality, color, content, consistency, viscosity, acidity, or specific gravity.
- Pour, dump, or load prescribed quantities of ingredients or products into cooking equipment, manually or using a hoist.
- Notify or signal other workers to operate equipment or when processing is complete.
- Turn valves or start pumps to add ingredients or drain products from equipment and to transfer products for storage, cooling, or further processing.
- Admit required amounts of water, steam, cooking oils, or compressed air into equipment, such as by opening water valves to cool mixtures to the desired consistency.
- Activate agitators and paddles to mix or stir ingredients, stopping machines when ingredients are thoroughly mixed.
- Operate auxiliary machines and equipment, such as grinders, canners, and molding presses, to prepare or further process products.
- Place products on conveyors or carts, and monitor product flow.
- Listen for malfunction alarms, and shut down equipment and notify supervisors when necessary.
- Check equipment to ensure that it meets health and safety regulations, and perform maintenance or cleaning, as necessary.
- Check products for quality, and identify damaged or expired goods.
- Set oven temperatures, and place items into hot ovens for baking.
- Combine measured ingredients in bowls of mixing, blending, or cooking machinery.
- Place dough in pans, molds, or on sheets, and bake in production ovens or on grills.
- Set time and speed controls for mixing machines, blending machines, or steam kettles so that ingredients will be mixed or cooked according to instructions.
- Measure or weigh flour or other ingredients to prepare batters, doughs, fillings, or icings, using scales or graduated containers.
- Observe color of products being baked, and adjust oven temperatures, humidity, or conveyor speeds accordingly.
- Check the quality of raw materials to ensure that standards and specifications are met.
- Adapt the quantity of ingredients to match the amount of items to be baked.
- Apply glazes, icings, or other toppings to baked goods, using spatulas or brushes.
- Decorate baked goods, such as cakes or pastries.
- Roll, knead, cut, or shape dough to form sweet rolls, pie crusts, tarts, cookies, or other products.
- Direct or coordinate bakery deliveries.
- Order or receive supplies or equipment.
- Prepare or maintain inventory or production records.
- Operate slicing or wrapping machines.
- Develop new recipes for baked goods.
- Check equipment to ensure that it meets health and safety regulations, and perform maintenance or cleaning, as necessary.
- Clean, inspect, or lubricate recyclable collection equipment or perform routine maintenance or minor repairs on recycling equipment, such as star gears, finger sorters, destoners, belts, and grinders.
- Sort materials, such as metals, glass, wood, paper or plastics, into appropriate containers for recycling.
- Clean recycling yard by sweeping, raking, picking up broken glass and loose paper debris, or moving barrels and bins.
- Operate forklifts, pallet jacks, power lifts, or front-end loaders to load bales, bundles, or other heavy items onto trucks for shipping to smelters or other recycled materials processing facilities.
- Sort metals to separate high-grade metals, such as copper, brass, and aluminum, for recycling.
- Collect and sort recyclable construction materials, such as concrete, drywall, plastics, or wood, into containers.
- Extract chemicals from discarded appliances, such as air conditioners or refrigerators, using specialized machinery, such as refrigerant recovery equipment.
- Deposit recoverable materials into chutes or place materials on conveyor belts.
- Operate balers to compress recyclable materials into bundles or bales.
- Clean materials, such as metals, according to recycling requirements.
- Record logs of recycled materials or waste chemicals removed from products.
- Operate processing equipment, such as fiber-sorters and grinders, to sort, crush, or grind recyclable materials.
- Cut discarded products, such as appliances and automobiles, into small pieces using saws, blow torches, or other hand or power tools.
- Collect recyclable materials from curbside for delivery to designated facilities.
- Operate automated refuse or manual recycling collection vehicles.
- Operate shredders to reclaim steel from discarded appliances.
- Dismantle wrecked vehicles by removing parts and labeling and sorting parts into containers.
- Remove copper from circuit boards.
- Clean, inspect, or lubricate recyclable collection equipment or perform routine maintenance or minor repairs on recycling equipment, such as star gears, finger sorters, destoners, belts, and grinders.
- Correct machinery malfunctions by performing actions such as removing jams, and inform supervisors of malfunctions as necessary.
- Record temperatures, amounts of materials processed, or test results on report forms.
- Monitor pressure gauges, ammeters, flowmeters, thermometers, or products, and adjust controls to maintain specified conditions, such as feed rate, product consistency, temperature, air pressure, and machine speed.
- Read dials and gauges on panel control boards to ascertain temperatures, alkalinities, and densities of mixtures, and turn valves to obtain specified mixtures.
- Start machinery, such as pumps, feeders, or conveyors, and turn valves to heat, admit, or transfer products, refrigerants, or mixes.
- Assemble equipment, and attach pipes, fittings, or valves, using hand tools.
- Measure or weigh specified amounts of ingredients or materials, and load them into tanks, vats, hoppers, or other equipment.
- Adjust machine or freezer speed and air intake to obtain desired consistency and amount of product.
- Weigh packages and adjust freezer air valves or switches on filler heads to obtain specified amounts of product in each container.
- Inspect and flush lines with solutions or steam, and spray equipment with sterilizing solutions.
- Load and position wrapping paper, sticks, bags, or cartons into dispensing machines.
- Sample and test product characteristics such as specific gravity, acidity, and sugar content, using hydrometers, pH meters, or refractometers.
- Start agitators to blend contents, or start beater, scraper, and expeller blades to mix contents with air and prevent sticking.
- Place or position containers into equipment, and remove containers after completion of cooling or freezing processes.
- Scrape, dislodge, or break excess frost, ice, or frozen product from equipment to prevent accumulation, using hands and hand tools.
- Activate mechanical rakes to regulate flow of ice from storage bins to vats.
- Stir material with spoons or paddles to mix ingredients or allow even cooling and prevent coagulation.
- Position molds on conveyors, and measure and adjust level of fill, using depth gauges.
- Insert forming fixtures, and start machines that cut frozen products into measured portions or specified shapes.
- Correct machinery malfunctions by performing actions such as removing jams, and inform supervisors of malfunctions as necessary.
- Perform routine equipment maintenance such as cleaning and lubricating machines or replacing broken needles.
- Study work orders or shoe part tags to obtain information about workloads, specifications, and the types of materials to be used.
- Remove and examine shoes, shoe parts, and designs to verify conformance to specifications such as proper embedding of stitches in channels.
- Cut excess thread or material from shoe parts, using scissors or knives.
- Turn screws to regulate size of staples.
- Align parts to be stitched, following seams, edges, or markings, before positioning them under needles.
- Turn setscrews on needle bars, and position required numbers of needles in stitching machines.
- Switch on machines, lower pressure feet or rollers to secure parts, and start machine stitching, using hand, foot, or knee controls.
- Collect shoe parts from conveyer belts or racks and place them in machinery such as ovens or on molds for dressing, returning them to conveyers or racks to send them to the next work station.
- Position dies on material in a manner that will obtain the maximum number of parts from each portion of material.
- Test machinery to ensure proper functioning before beginning production.
- Operate or tend machines to join, decorate, reinforce, or finish shoes and shoe parts.
- Draw thread through machine guide slots, needles, and presser feet in preparation for stitching, or load rolls of wire through machine axles.
- Fill shuttle spools with thread from a machine's bobbin winder by pressing a foot treadle.
- Load hot-melt plastic rod glue through reactivator axles, using wrenches, and switch on reactivators, setting temperature and timers to heat glue to specifications.
- Staple sides of shoes, pressing a foot treadle to position and hold each shoe under the feeder of the machine.
- Select and place spools of thread or pre-wound bobbins into shuttles, or onto spindles or loupers of stitching machines.
- Hammer loose staples for proper attachment.
- Turn knobs to adjust stitch length and thread tension.
- Perform routine equipment maintenance such as cleaning and lubricating machines or replacing broken needles.
- Observe and listen to equipment to detect possible malfunctions, such as leaks or plugging, and report malfunctions or undesirable tastes to supervisors.
- Record production and test data for each food product batch, such as the ingredients used, temperature, test results, and time cycle.
- Clean and sterilize vats and factory processing areas.
- Set up, operate, and tend equipment that cooks, mixes, blends, or processes ingredients in the manufacturing of food products, according to formulas or recipes.
- Mix or blend ingredients, according to recipes, using a paddle or an agitator, or by controlling vats that heat and mix ingredients.
- Follow recipes to produce food products of specified flavor, texture, clarity, bouquet, or color.
- Give directions to other workers who are assisting in the batchmaking process.
- Select and measure or weigh ingredients, using English or metric measures and balance scales.
- Press switches and turn knobs to start, adjust, and regulate equipment, such as beaters, extruders, discharge pipes, and salt pumps.
- Determine mixing sequences, based on knowledge of temperature effects and of the solubility of specific ingredients.
- Observe gauges and thermometers to determine if the mixing chamber temperature is within specified limits, and turn valves to control the temperature.
- Turn valve controls to start equipment and to adjust operation to maintain product quality.
- Modify cooking and forming operations based on the results of sampling processes, adjusting time cycles and ingredients to achieve desired qualities, such as firmness or texture.
- Examine, feel, and taste product samples during production to evaluate quality, color, texture, flavor, and bouquet, and document the results.
- Test food product samples for moisture content, acidity level, specific gravity, or butter-fat content, and continue processing until desired levels are reached.
- Inspect vats after cleaning to ensure that fermentable residue has been removed.
- Fill processing or cooking containers, such as kettles, rotating cookers, pressure cookers, or vats, with ingredients, by opening valves, by starting pumps or injectors, or by hand.
- Manipulate products, by hand or using machines, to separate, spread, knead, spin, cast, cut, pull, or roll products.
- Cool food product batches on slabs or in water-cooled kettles.
- Place products on carts or conveyors to transfer them to the next stage of processing.
- Homogenize or pasteurize material to prevent separation or to obtain prescribed butterfat content, using a homogenizing device.
- Grade food products according to government regulations or according to type, color, bouquet, and moisture content.
- Operate refining machines to reduce the particle size of cooked batches.
- Formulate or modify recipes for specific kinds of food products.
- Inspect and pack the final product.
- Observe and listen to equipment to detect possible malfunctions, such as leaks or plugging, and report malfunctions or undesirable tastes to supervisors.
- Repair, replace, and maintain furnace equipment as needed, using hand tools.
- Read production schedules and work orders to determine processing sequences, furnace temperatures, and heat cycle requirements for objects to be heat-treated.
- Record times that parts are removed from furnaces to document that objects have attained specified temperatures for specified times.
- Adjust controls to maintain temperatures and heating times, using thermal instruments and charts, dials and gauges of furnaces, and color of stock in furnaces to make setting determinations.
- Start conveyors and open furnace doors to load stock, or signal crane operators to uncover soaking pits and lower ingots into them.
- Set up and operate or tend machines, such as furnaces, baths, flame-hardening machines, and electronic induction machines, that harden, anneal, and heat-treat metal.
- Remove parts from furnaces after specified times, and air dry or cool parts in water, oil brine, or other baths.
- Move controls to light gas burners and to adjust gas and water flow and flame temperature.
- Instruct new workers in machine operation.
- Determine flame temperatures, current frequencies, heating cycles, and induction heating coils needed, based on degree of hardness required and properties of stock to be treated.
- Determine types and temperatures of baths and quenching media needed to attain specified part hardness, toughness, and ductility, using heat-treating charts and knowledge of methods, equipment, and metals.
- Set up and operate die-quenching machines to prevent parts from warping.
- Examine parts to ensure metal shades and colors conform to specifications, using knowledge of metal heat-treating.
- Set and adjust speeds of reels and conveyors for prescribed time cycles to pass parts through continuous furnaces.
- Load parts into containers and place containers on conveyors to be inserted into furnaces, or insert parts into furnaces.
- Test parts for hardness, using hardness testing equipment, or by examining and feeling samples.
- Place completed workpieces on conveyors, using cold rods, tongs, or chain hoists, or signal crane operators to transport them to subsequent stations.
- Signal forklift operators to deposit or extract containers of parts into and from furnaces and quenching rinse tanks.
- Mount workpieces in fixtures, on arbors, or between centers of machines.
- Reduce heat when processing is complete to allow parts to cool in furnaces or machinery.
- Mount fixtures and industrial coils on machines, using hand tools.
- Heat billets, bars, plates, rods, and other stock to specified temperatures preparatory to forging, rolling, or processing, using oil, gas, or electrical furnaces.
- Position stock in furnaces, using tongs, chain hoists, or pry bars.
- Clean oxides and scales from parts or fittings, using steam sprays or chemical and water baths.
- Stamp heat-treatment identification marks on parts, using hammers and punches.
- Position parts in plastic bags, and seal bags with irons.
- Repair, replace, and maintain furnace equipment as needed, using hand tools.
- Lubricate, clean, or make minor repairs to machine parts to keep machines in working condition.
- Examine stitched, collated, bound, or unbound product samples for defects, such as imperfect bindings, ink spots, torn pages, loose pages, or loose or uncut threads.
- Read work orders to determine instructions and specifications for machine set-up.
- Install or adjust bindery machine devices, such as knives, guides, rollers, rounding forms, creasing rams, or clamps, to accommodate sheets, signatures, or books of specified sizes.
- Trim edges of books to size, using cutting machines, book trimming machines, or hand cutters.
- Stitch or glue endpapers, bindings, backings, or signatures, using sewing machines, glue machines, or glue and brushes.
- Monitor machine operations to detect malfunctions or to determine whether adjustments are needed.
- Maintain records, such as daily production records, using specified forms.
- Set up or operate bindery machines, such as coil binders, thermal or tape binders, plastic comb binders, or specialty binders.
- Set up or operate machines that perform binding operations, such as pressing, folding, or trimming.
- Prepare finished books for shipping by wrapping or packing books and stacking boxes on pallets.
- Set up or operate glue machines by filling glue reservoirs, turning switches to activate heating elements, or adjusting glue flow or conveyor speed.
- Train workers to set up, operate, and use automatic bindery machines.
- Insert book bodies in devices that form back edges of books into convex shapes and produce grooves that facilitate cover attachment.
- Cut cover material to specified dimensions, fitting and gluing material to binder boards by hand or machine.
- Cut binder boards to specified dimensions, using board shears, hand cutters, or cutting machines.
- Bind new books, using hand tools such as bone folders, knives, hammers, or brass binding tools.
- Perform highly skilled hand finishing binding operations, such as grooving or lettering.
- Imprint or emboss lettering, designs, or numbers on book covers, using gold, silver, or colored foil, and stamping machines.
- Compress sewed or glued signatures, using hand presses or smashing machines.
- Meet with clients, printers, or designers to discuss job requirements or binding plans.
- Form book bodies by folding and sewing printed sheets to form signatures and assembling signatures in numerical order.
- Design original or special bindings for limited editions or other custom binding projects.
- Punch holes in and fasten paper sheets, signatures, or other material, using hand or machine punches and staplers.
- Repair, restore, or rebind old, rare, or damaged books, using hand tools.
- Apply color to edges of signatures using brushes, pads, or atomizers.
- Lubricate, clean, or make minor repairs to machine parts to keep machines in working condition.
- Perform equipment maintenance tasks such as replacing needles, sanding rough areas of needles, or cleaning and oiling sewing machines.
- Monitor machine operation to detect problems such as defective stitching, breaks in thread, or machine malfunctions.
- Place spools of thread, cord, or other materials on spindles, insert bobbins, and thread ends through machine guides and components.
- Position items under needles, using marks on machines, clamps, templates, or cloth as guides.
- Guide garments or garment parts under machine needles and presser feet to sew parts together.
- Remove holding devices and finished items from machines.
- Match cloth pieces in correct sequences prior to sewing them, and verify that dye lots and patterns match.
- Fold or stretch edges or lengths of items while sewing to facilitate forming specified sections.
- Cut excess material or thread from finished products.
- Select supplies such as fasteners and thread, according to job requirements.
- Examine and measure finished articles to verify conformance to standards, using rulers.
- Start and operate or tend machines, such as single or double needle serging and flat-bed felling machines, to automatically join, reinforce, or decorate material or articles.
- Record quantities of materials processed.
- Turn knobs, screws, and dials to adjust settings of machines, according to garment styles and equipment performance.
- Attach tape, trim, appliques, or elastic to specified garments or garment parts, according to item specifications.
- Repair or alter items by adding replacement parts or missing stitches.
- Mount attachments, such as needles, cutting blades, or pattern plates, and adjust machine guides according to specifications.
- Cut materials according to specifications, using blades, scissors, or electric knives.
- Inspect garments, and examine repair tags and markings on garments to locate defects or damage, and mark errors as necessary.
- Attach buttons, hooks, zippers, fasteners, or other accessories to fabric, using feeding hoppers or clamp holders.
- Position material or articles in clamps, templates, or hoop frames prior to automatic operation of machines.
- Draw markings or pin appliques on fabric to obtain variations in design.
- Tape or twist together thread or cord to repair breaks.
- Baste edges of material to align and temporarily secure parts for final assembly.
- Position and mark patterns on materials to prepare for sewing.
- Perform specialized or automatic sewing machine functions, such as buttonhole making or tacking.
- Perform equipment maintenance tasks such as replacing needles, sanding rough areas of needles, or cleaning and oiling sewing machines.
- Clean and maintain pressing machines, using cleaning solutions and lubricants.
- Hang, fold, package, and tag finished articles for delivery to customers.
- Operate steam, hydraulic, or other pressing machines to remove wrinkles from garments and flatwork items, or to shape, form, or patch articles.
- Straighten, smooth, or shape materials to prepare them for pressing.
- Remove finished pieces from pressing machines and hang or stack them for cooling, or forward them for additional processing.
- Finish pleated garments, determining sizes of pleats from evidence of old pleats or from work orders, using machine presses or hand irons.
- Lower irons, rams, or pressing heads of machines into position over material to be pressed.
- Identify and treat spots on garments.
- Shrink, stretch, or block articles by hand to conform to original measurements, using forms, blocks, and steam.
- Finish fancy garments such as evening gowns and costumes, using hand irons to produce high quality finishes.
- Push and pull irons over surfaces of articles to smooth or shape them.
- Finish pants, jackets, shirts, skirts and other dry-cleaned and laundered articles, using hand irons.
- Slide material back and forth over heated, metal, ball-shaped forms to smooth and press portions of garments that cannot be satisfactorily pressed with flat pressers or hand irons.
- Select appropriate pressing machines, based on garment properties such as heat tolerance.
- Spray water over fabric to soften fibers when not using steam irons.
- Position materials such as cloth garments, felt, or straw on tables, dies, or feeding mechanisms of pressing machines, or on ironing boards or work tables.
- Moisten materials to soften and smooth them.
- Press ties on small pressing machines.
- Block or shape knitted garments after cleaning.
- Activate and adjust machine controls to regulate temperature and pressure of rollers, ironing shoes, or plates, according to specifications.
- Use covering cloths to prevent equipment from damaging delicate fabrics.
- Examine and measure finished articles to verify conformance to standards, using measuring devices such as tape measures and micrometers.
- Finish velvet garments by steaming them on bucks of hot-head presses or steam tables, and brushing pile (nap) with handbrushes.
- Measure fabric to specifications, cut uneven edges with shears, fold material, and press it with an iron to form a heading.
- Insert heated metal forms into ties and touch up rough places with hand irons.
- Brush materials made of suede, leather, or felt to remove spots or to raise and smooth naps.
- Sew ends of new material to leaders or to ends of material in pressing machines, using sewing machines.
- Select, install, and adjust machine components, including pressing forms, rollers, and guides, using hoists and hand tools.
- Clean and maintain pressing machines, using cleaning solutions and lubricants.
- Detect faulty operation of equipment or defective materials and notify supervisors.
- Operate safety equipment and use safe work habits.
- Examine workpieces for defects and measure workpieces with straightedges or templates to ensure conformance with specifications.
- Weld components in flat, vertical, or overhead positions.
- Recognize, set up, and operate hand and power tools common to the welding trade, such as shielded metal arc and gas metal arc welding equipment.
- Select and install torches, torch tips, filler rods, and flux, according to welding chart specifications or types and thicknesses of metals.
- Mark or tag material with proper job number, piece marks, and other identifying marks as required.
- Determine required equipment and welding methods, applying knowledge of metallurgy, geometry, and welding techniques.
- Prepare all material surfaces to be welded, ensuring that there is no loose or thick scale, slag, rust, moisture, grease, or other foreign matter.
- Align and clamp workpieces together, using rules, squares, or hand tools, or position items in fixtures, jigs, or vises.
- Connect and turn regulator valves to activate and adjust gas flow and pressure so that desired flames are obtained.
- Position and secure workpieces, using hoists, cranes, wire, and banding machines or hand tools.
- Melt and apply solder along adjoining edges of workpieces to solder joints, using soldering irons, gas torches, or electric-ultrasonic equipment.
- Monitor the fitting, burning, and welding processes to avoid overheating of parts or warping, shrinking, distortion, or expansion of material.
- Grind, cut, buff, or bend edges of workpieces to be joined to ensure snug fit, using power grinders and hand tools.
- Weld separately or in combination, using aluminum, stainless steel, cast iron, and other alloys.
- Chip or grind off excess weld, slag, or spatter, using hand scrapers or power chippers, portable grinders, or arc-cutting equipment.
- Develop templates and models for welding projects, using mathematical calculations based on blueprint information.
- Repair products by dismantling, straightening, reshaping, and reassembling parts, using cutting torches, straightening presses, and hand tools.
- Clean or degrease parts, using wire brushes, portable grinders, or chemical baths.
- Hammer out bulges or bends in metal workpieces.
- Check grooves, angles, or gap allowances, using micrometers, calipers, and precision measuring instruments.
- Melt and apply solder to fill holes, indentations, or seams of fabricated metal products, using soldering equipment.
- Ignite torches or start power supplies and strike arcs by touching electrodes to metals being welded, completing electrical circuits.
- Guide and direct flames or electrodes on or across workpieces to straighten, bend, melt, or build up metal.
- Use fire suppression methods in industrial emergencies.
- Preheat workpieces prior to welding or bending, using torches or heating furnaces.
- Set up and use ladders and scaffolding as necessary to complete work.
- Operate metal shaping, straightening, and bending machines, such as brakes and shears.
- Analyze engineering drawings, blueprints, specifications, sketches, work orders, and material safety data sheets to plan layout, assembly, and operations.
- Detect faulty operation of equipment or defective materials and notify supervisors.
- Clean or maintain photoprocessing or darkroom equipment, using ultrasonic equipment or cleaning and rinsing solutions.
- Select digital images for printing, specify number of images to be printed, and direct to printer, using computer software.
- Create prints according to customer specifications and laboratory protocols.
- Produce color or black-and-white photographs, negatives, or slides, applying standard photographic reproduction techniques and procedures.
- Set or adjust machine controls, according to specifications, type of operation, or material requirements.
- Review computer-processed digital images for quality.
- Operate scanners or related computer equipment to digitize negatives, photographic prints, or other images.
- Fill tanks of processing machines with solutions such as developer, dyes, stop-baths, fixers, bleaches, or washes.
- Measure and mix chemicals to prepare solutions for processing, according to formulas.
- Load digital images onto computers directly from cameras or from storage devices, such as flash memory cards or universal serial bus (USB) devices.
- Operate special equipment to perform tasks such as transferring film to videotape or producing photographic enlargements.
- Examine developed prints for defects, such as broken lines, spots, or blurs.
- Read work orders to determine required processes, techniques, materials, or equipment.
- Load circuit boards, racks or rolls of film, negatives, or printing paper into processing or printing machines.
- Insert processed negatives and prints into envelopes for delivery to customers.
- Reprint originals for enlargement or in sections to be pieced together.
- Monitor equipment operation to detect malfunctions.
- Maintain records, such as quantities or types of processing completed, materials used, or customer charges.
- Operate machines to prepare circuit boards and to expose, develop, etch, fix, wash, dry, or print film or plates.
- Immerse film, negatives, paper, or prints in developing solutions, fixing solutions, and water to complete photographic development processes.
- Examine quality of film fades or dissolves for potential color corrections, using color analyzers.
- Thread filmstrips through densitometers or sensitometers and expose film to light to determine density of film, necessary color corrections, or light sensitivity.
- Examine drawings, negatives, or photographic prints to determine coloring, shading, accenting, or other changes required for retouching or restoration.
- Place sensitized paper in frames of projection printers, photostats, or other reproduction machines.
- Upload digital images onto Web sites for customers.
- Dry prints or negatives using sponges, squeegees, mechanical air dryers, or drying cabinets.
- Produce timed prints with separate densities or color settings for each scene of a production.
- Set automatic timers, lens openings, and printer carriages to specified focus and exposure times and start exposure to duplicate originals, photographs, or negatives.
- Splice broken or separated film and mount film on reels.
- Apply paint, using airbrushes, pens, artists' brushes, cotton swabs, or gloved fingers to retouch or enhance negatives or photographs.
- Retouch photographic negatives or original prints to correct defects.
- Shade negatives or photographs with pencils to smooth facial contours, soften highlights, or conceal blemishes, stray hairs, or wrinkles.
- Clean or maintain photoprocessing or darkroom equipment, using ultrasonic equipment or cleaning and rinsing solutions.
