- Sample and test product characteristics such as specific gravity, acidity, and sugar content, using hydrometers, pH meters, or refractometers.
Occupations with related tasks Save Table: XLSX CSV
| Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
| 3 | 5 | 1-2 | 51-9061.00 | Inspectors, Testers, Sorters, Samplers, and Weighers |
| 3 | 3 | 1-2 | 51-9023.00 | Mixing and Blending Machine Setters, Operators, and Tenders |
| 3 | 3 | 1-2 | 51-9012.00 | Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders |
| 3 | 3 | 1-2 | 51-9021.00 | Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders |
| 2 | 3 | 1-2 | 51-8093.00 | Petroleum Pump System Operators, Refinery Operators, and Gaugers |
| 2 | 2 | 1-2 | 51-9011.00 | Chemical Equipment Operators and Tenders |
| 1 | 2 | 1-2 | 51-8091.00 | Chemical Plant and System Operators |
| 1 | 2 | 1-2 | 51-8092.00 | Gas Plant Operators |
| 1 | 2 | 1-2 | 51-6011.00 | Laundry and Dry-Cleaning Workers
|
| 1 | 1 | 1-2 | 51-8031.00 | Water and Wastewater Treatment Plant and System Operators |
| 1 | 1 | 1-2 | 51-9192.00 | Cleaning, Washing, and Metal Pickling Equipment Operators and Tenders |
| 1 | 1 | 1-2 | 51-4051.00 | Metal-Refining Furnace Operators and Tenders |
| 1 | 1 | 1-2 | 51-4052.00 | Pourers and Casters, Metal |
| 1 | 1 | 1-2 | 51-3093.00 | Food Cooking Machine Operators and Tenders |
| 1 | 1 | 1-2 | 51-9051.00 | Furnace, Kiln, Oven, Drier, and Kettle Operators and Tenders |
| 1 | 1 | 1-2 | 43-5111.00 | Weighers, Measurers, Checkers, and Samplers, Recordkeeping |
| 1 | 1 | 1-2 | 51-8099.01 | Biofuels Processing Technicians |
| 1 | 1 | 1-2 | 51-3091.00 | Food and Tobacco Roasting, Baking, and Drying Machine Operators and Tenders |
| 1 | 1 | 1-2 | 51-5112.00 | Printing Press Operators |
| 1 | 1 | 1-2 | 51-6061.00 | Textile Bleaching and Dyeing Machine Operators and Tenders |
| 1 | 1 | 3 | 51-8021.00 | Stationary Engineers and Boiler Operators |
| 1 | 1 | 4 | 13-1041.01 | Environmental Compliance Inspectors |
| 1 | 1 | 1-2 | 51-8013.00 | Power Plant Operators |
- Collect or select samples for testing or for use as models.
- 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.
- Fabricate, install, position, or connect components, parts, finished products, or instruments for testing or operational purposes.
- 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.
- Notify supervisors or other personnel of production problems.
- 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.
- Stack or arrange tested products for further processing, shipping, or packaging.
- Compare colors, shapes, textures, or grades of products or materials with color charts, templates, or samples to verify conformance to standards.
- Clean, maintain, calibrate, or repair measuring instruments or test equipment, such as dial indicators, fixed gauges, or height gauges.
- 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.
- Adjust, clean, or repair products or processing equipment to correct defects found during inspections.
- Compute usable amounts of items in shipments.
- 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.
- Compute defect percentages or averages, using formulas and calculators.
- Weigh materials, products, containers, or samples to verify packaging weights or ingredient quantities.
- Collect or select samples for testing or for use as models.
- 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.
- Fabricate, install, position, or connect components, parts, finished products, or instruments for testing or operational purposes.
- Examine materials, ingredients, or products visually or with hands to ensure conformance to established standards.
- Collect samples of materials or products for laboratory testing.
- Test samples of materials or products to ensure compliance with specifications, using test equipment.
- 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.
- 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.
- 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.
- Clean and maintain equipment, using hand tools.
- Dislodge and clear jammed materials or other items from machinery or equipment, using hand tools.
- Open valves to drain slurry from mixers into storage tanks.
- Examine materials, ingredients, or products visually or with hands to ensure conformance to established standards.
- Collect samples of materials or products for laboratory testing.
- Test samples of materials or products to ensure compliance with specifications, using test equipment.
- Collect samples of materials or products for laboratory analysis.
- Test samples to determine viscosity, acidity, specific gravity, or degree of concentration, using test equipment such as viscometers, pH meters, or hydrometers.
- Examine samples to verify qualities such as clarity, cleanliness, consistency, dryness, or texture.
- Monitor material flow or instruments, such as temperature or pressure gauges, indicators, or meters, to ensure optimal processing conditions.
- Inspect machines or equipment for hazards, operating efficiency, malfunctions, wear, or leaks.
- Set up or adjust machine controls to regulate conditions such as material flow, temperature, or pressure.
- Operate machines to process materials in compliance with applicable safety, energy, or environmental regulations.
- Maintain logs of instrument readings, test results, or shift production for entry in computer databases.
- Communicate processing instructions to other workers.
- 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.
- Dump, pour, or load specified amounts of refined or unrefined materials into equipment or containers for further processing or storage.
- Assemble fittings, valves, bowls, plates, disks, impeller shafts, or other parts to prepare equipment for operation.
- Turn valves to pump sterilizing solutions or rinse water through pipes or equipment or to spray vats with atomizers.
- Turn valves or move controls to admit, drain, separate, filter, clarify, mix, or transfer materials.
- Remove clogs, defects, or impurities from machines, tanks, conveyors, screens, or other processing equipment.
- Start agitators, shakers, conveyors, pumps, or centrifuge machines.
- Install, maintain, or repair hoses, pumps, filters, or screens to maintain processing equipment, using hand tools.
- Connect pipes between vats and processing equipment.
- Remove full containers from discharge outlets and replace them with empty containers.
- Collect samples of materials or products for laboratory analysis.
- Test samples to determine viscosity, acidity, specific gravity, or degree of concentration, using test equipment such as viscometers, pH meters, or hydrometers.
- Examine samples to verify qualities such as clarity, cleanliness, consistency, dryness, or texture.
- Examine materials, ingredients, or products, visually or with hands, to ensure conformance to established standards.
- Test samples of materials or products to ensure compliance with specifications, using test equipment.
- Collect samples of materials or products for laboratory testing.
- Observe operation of equipment to ensure continuity of flow, safety, and efficient operation, and to detect malfunctions.
- Clean, adjust, and maintain equipment, using hand tools.
- Tend accessory equipment, such as pumps and conveyors, to move materials or ingredients through production processes.
- Move controls to start, stop, or adjust machinery and equipment that crushes, grinds, polishes, or blends materials.
- Notify supervisors of needed repairs.
- Weigh or measure materials, ingredients, or products at specified intervals to ensure conformance to requirements.
- Record data from operations, testing, and production on specified forms.
- Reject defective products and readjust equipment to eliminate problems.
- Inspect chains, belts, or scrolls for signs of wear.
- Clean work areas.
- Read work orders to determine production specifications and information.
- Dislodge and clear jammed materials or other items from machinery and equipment, using hand tools.
- Mark bins as to types of mixtures stored.
- Transfer materials, supplies, and products between work areas, using moving equipment and hand tools.
- Add or mix chemicals and ingredients for processing, using hand tools or other devices.
- Load materials into machinery and equipment, using hand tools.
- Turn valves to regulate the moisture contents of materials.
- Set mill gauges to specified fineness of grind.
- Examine materials, ingredients, or products, visually or with hands, to ensure conformance to established standards.
- Test samples of materials or products to ensure compliance with specifications, using test equipment.
- Collect samples of materials or products for laboratory testing.
- Collect product samples by turning bleeder valves, or by lowering containers into tanks to obtain oil samples.
- Perform tests to check the qualities and grades of products, such as assessing levels of bottom sediment, water, and foreign materials in oil samples, using centrifugal testers.
- Calculate test result values, using standard formulas.
- Signal other workers by telephone or radio to operate pumps, open and close valves, and check temperatures.
- Maintain and repair equipment, or report malfunctioning equipment to supervisors so that repairs can be scheduled.
- Monitor process indicators, instruments, gauges, and meters to detect and report any possible problems.
- Start pumps and open valves or use automated equipment to regulate the flow of oil in pipelines and into and out of tanks.
- Operate control panels to coordinate and regulate process variables such as temperature and pressure, and to direct product flow rate, according to process schedules.
- Verify that incoming and outgoing products are moving through the correct meters, and that meters are working properly.
- Patrol units to monitor the amount of oil in storage tanks, and to verify that activities and operations are safe, efficient, and in compliance with regulations.
- Plan movement of products through lines to processing, storage, and shipping units, using knowledge of system interconnections and capacities.
- Control or operate manifold and pumping systems to circulate liquids through a petroleum refinery.
- Operate auxiliary equipment and control multiple processing units during distilling or treating operations, moving controls that regulate valves, pumps, compressors, and auxiliary equipment.
- Read automatic gauges at specified intervals to determine the flow rate of oil into or from tanks, and the amount of oil in tanks.
- Synchronize activities with other pumphouses to ensure a continuous flow of products and a minimum of contamination between products.
- Record and compile operating data, instrument readings, documentation, and results of laboratory analyses.
- Conduct general housekeeping of units, including wiping up oil spills and performing general cleaning duties.
- Inspect pipelines, tightening connections and lubricating valves as necessary.
- Read and analyze specifications, schedules, logs, test results, and laboratory recommendations to determine how to set equipment controls to produce the required qualities and quantities of products.
- Clean interiors of processing units by circulating chemicals and solvents within units.
- Clamp seals around valves to secure tanks.
- Coordinate shutdowns and major projects.
- Prepare calculations for receipts and deliveries of oil and oil products.
- Lower thermometers into tanks to obtain temperature readings.
- Collect product samples by turning bleeder valves, or by lowering containers into tanks to obtain oil samples.
- Perform tests to check the qualities and grades of products, such as assessing levels of bottom sediment, water, and foreign materials in oil samples, using centrifugal testers.
- Calculate test result values, using standard formulas.
- Draw samples of products at specified stages so that analyses can be performed.
- Test product samples for specific gravity, chemical characteristics, pH levels, concentrations, or viscosities, or send them to laboratories for testing.
- Observe safety precautions to prevent fires or explosions.
- Patrol work areas to detect leaks or equipment malfunctions or to monitor operating conditions.
- Monitor gauges, recording instruments, flowmeters, or products to ensure that specified conditions are maintained.
- Inspect equipment or units to detect leaks or malfunctions, shutting equipment down, if necessary.
- Record operational data, such as temperatures, pressures, ingredients used, processing times, or test results.
- Measure, weigh, and mix chemical ingredients, according to specifications.
- Open valves or start pumps, agitators, reactors, blowers, or automatic feed of materials.
- 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.
- Control or operate equipment in which chemical changes or reactions take place during the processing of industrial or consumer products.
- Load products into tanks for shipment.
- Estimate materials required for production and manufacturing of products.
- Dump or scoop prescribed solid, granular, or powdered materials into equipment.
- Read plant specifications to determine products, ingredients, or prescribed modifications of plant procedures.
- Notify maintenance engineers of equipment malfunctions.
- Drain equipment, and pump water or other solutions through to flush and clean tanks or equipment.
- Observe and compare colors and consistencies of products to instrument readings and to laboratory and standard test results.
- Add treating or neutralizing agents to products, and pump products through filters or centrifuges to remove impurities or to precipitate products.
- Implement appropriate industrial emergency response procedures.
- Make minor repairs, lubricate, and maintain equipment, using hand tools.
- Flush or clean equipment, using steam hoses or mechanical reamers.
- Direct activities of workers assisting in control or verification of processes or in unloading of materials.
- Inventory supplies received and consumed.
- Draw samples of products at specified stages so that analyses can be performed.
- Test product samples for specific gravity, chemical characteristics, pH levels, concentrations, or viscosities, or send them to laboratories for testing.
- Draw samples of products and conduct quality control tests to monitor processing and to ensure that standards are met.
- Interpret chemical reactions visible through sight glasses or on television monitors and review laboratory test reports for process adjustments.
- Monitor recording instruments, flowmeters, panel lights, or other indicators and listen for warning signals to verify conformity of process conditions.
- Move control settings to make necessary adjustments on equipment units affecting speeds of chemical reactions, quality, or yields.
- Record operating data, such as process conditions, test results, or instrument readings.
- Control or operate chemical processes or systems of machines, using panelboards, control boards, or semi-automatic equipment.
- Patrol work areas to ensure that solutions in tanks or troughs are not in danger of overflowing.
- Regulate or shut down equipment during emergency situations, as directed by supervisory personnel.
- 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.
- Confer with technical and supervisory personnel to report or resolve conditions affecting safety, efficiency, or product quality.
- Turn valves to regulate flow of products or byproducts through agitator tanks, storage drums, or neutralizer tanks.
- Notify maintenance, stationary engineering, or other auxiliary personnel to correct equipment malfunctions or to adjust power, steam, water, or air supplies.
- 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.
- Calculate material requirements or yields according to formulas.
- Direct workers engaged in operating machinery that regulates the flow of materials and products.
- Gauge tank levels, using calibrated rods.
- Repair or replace damaged equipment.
- Supervise the cleaning of towers, strainers, or spray tips.
- Defrost frozen valves, using steam hoses.
- Draw samples of products and conduct quality control tests to monitor processing and to ensure that standards are met.
- Interpret chemical reactions visible through sight glasses or on television monitors and review laboratory test reports for process adjustments.
- 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.
- Calculate gas ratios to detect deviations from specifications, using testing apparatus.
- 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.
- Contact maintenance crews when necessary.
- Clean, maintain, and repair equipment, using hand tools, or request that repair and maintenance work be performed.
- 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.
- Operate construction equipment to install and maintain gas distribution systems.
- Change charts in recording meters.
- 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.
- Calculate gas ratios to detect deviations from specifications, using testing apparatus.
- Identify articles' fabrics and original dyes by sight and touch, or by testing samples with fire or chemical reagents.
- Test fabrics in inconspicuous places to determine whether solvents will damage dyes or fabrics.
- Operate extractors and driers, or direct their operation.
- Remove items from washers or dry-cleaning machines, or direct other workers to do so.
- Load articles into washers or dry-cleaning machines, or direct other workers to perform loading.
- Sort and count articles removed from dryers, and fold, wrap, or hang them.
- Start washers, dry cleaners, driers, or extractors, and turn valves or levers to regulate machine processes and the volume of soap, detergent, water, bleach, starch, and other additives.
- Examine and sort into lots articles to be cleaned, according to color, fabric, dirt content, and cleaning technique required.
- Clean machine filters, and lubricate equipment.
- Determine spotting procedures and proper solvents, based on fabric and stain types.
- Sprinkle chemical solvents over stains, and pat areas with brushes or sponges to remove stains.
- Inspect soiled articles to determine sources of stains, to locate color imperfections, and to identify items requiring special treatment.
- Apply chemicals to neutralize the effects of solvents.
- Receive and mark articles for laundry or dry cleaning with identifying code numbers or names, using hand or machine markers.
- Apply bleaching powders to spots and spray them with steam to remove stains from fabrics that do not respond to other cleaning solvents.
- Operate machines that comb, dry and polish furs, clean, sterilize and fluff feathers and blankets, or roll and package towels.
- Pre-soak, sterilize, scrub, spot-clean, and dry contaminated or stained articles, using neutralizer solutions and portable machines.
- Mix and add detergents, dyes, bleaches, starches, and other solutions and chemicals to clean, color, dry, or stiffen articles.
- Wash, dry-clean, or glaze delicate articles or fur garment linings by hand, using mild detergents or dry cleaning solutions.
- Match sample colors, applying knowledge of bleaching agent and dye properties, and types, construction, conditions, and colors of articles.
- Operate dry-cleaning machines to clean soiled articles.
- Iron or press articles, fabrics, and furs, using hand irons or pressing machines.
- Hang curtains, drapes, blankets, pants, and other garments on stretch frames to dry.
- Spray steam, water, or air over spots to flush out chemicals, dry material, raise naps, or brighten colors.
- Mend and sew articles, using hand stitching, adhesive patches, or sewing machines.
- Dye articles to change or restore their colors, using knowledge of textile compositions and the properties and effects of bleaches and dyes.
- Mix bleaching agents with hot water in vats, and soak material until it is bleached.
- Clean fabrics, using vacuums or air hoses.
- Start pumps to operate distilling systems that drain and reclaim dry cleaning solvents.
- Rinse articles in water and acetic acid solutions to remove excess dye and to fix colors.
- Immerse articles in bleaching baths to strip colors.
- Spread soiled articles on work tables, and position stained portions over vacuum heads or on marble slabs.
- Deliver clean linens and clothes to clients.
- Receive supply deliveries and stock items in storage rooms.
- Identify articles' fabrics and original dyes by sight and touch, or by testing samples with fire or chemical reagents.
- Test fabrics in inconspicuous places to determine whether solvents will damage dyes or fabrics.
- Collect and test water and sewage samples, using test equipment and color analysis standards.
- Operate and adjust controls on equipment to purify and clarify water, process or dispose of sewage, and generate power.
- Record operational data, personnel attendance, or meter and gauge readings on specified forms.
- Add chemicals, such as ammonia, chlorine, or lime, to disinfect and deodorize water and other liquids.
- 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.
- Clean and maintain tanks, filter beds, and other work areas, using hand tools and power tools.
- Maintain, repair, and lubricate equipment, using hand tools and power tools.
- Complete wastewater discharge monitoring reports and maintenance logs.
- Maintain and repair portable safety equipment and permanent safety infrastructure to ensure operational readiness and compliance with safety protocols.
- Collect and test water and sewage samples, using test equipment and color analysis standards.
- Draw samples for laboratory analysis, or test solutions for conformance to specifications, such as acidity or specific gravity.
- Add specified amounts of chemicals to equipment at required times to maintain solution levels and concentrations.
- Observe machine operations, gauges, or thermometers, and adjust controls to maintain specified conditions.
- Set controls to regulate temperature and length of cycles, and start conveyors, pumps, agitators, and machines.
- Drain, clean, and refill machines or tanks at designated intervals, using cleaning solutions or water.
- Operate or tend machines to wash and remove impurities from items such as barrels or kegs, glass products, tin plate surfaces, dried fruit, pulp, animal stock, coal, manufactured articles, plastic, or rubber.
- Record gauge readings, materials used, processing times, or test results in production logs.
- Examine and inspect machines to detect malfunctions.
- Measure, weigh, or mix cleaning solutions, using measuring tanks, calibrated rods or suction tubes.
- Adjust, clean, and lubricate mechanical parts of machines, using hand tools and grease guns.
- Load machines with objects to be processed and unload them after cleaning, placing them on conveyors or racks.
- Draw samples for laboratory analysis, or test solutions for conformance to specifications, such as acidity or specific gravity.
- Draw smelted metal samples from furnaces or kettles for analysis, and calculate types and amounts of materials needed to ensure that materials meet specifications.
- Regulate supplies of fuel and air, or control flow of electric current and water coolant to heat furnaces and adjust temperatures.
- Weigh materials to be charged into furnaces, using scales.
- Record production data, and maintain production logs.
- Observe air and temperature gauges or metal color and fluidity, and turn fuel valves or adjust controls to maintain required temperatures.
- Operate controls to move or discharge metal workpieces from furnaces.
- Inspect furnaces and equipment to locate defects and wear.
- Drain, transfer, or remove molten metal from furnaces, and place it into molds, using hoists, pumps, or ladles.
- Kindle fires, and shovel fuel and other materials into furnaces or onto conveyors by hand, with hoists, or by directing crane operators.
- Prepare material to load into furnaces, including cleaning, crushing, or applying chemicals, by using crushing machines, shovels, rakes, or sprayers.
- Remove impurities from the surface of molten metal, using strainers.
- Observe operations inside furnaces, using television screens, to ensure that problems do not occur.
- Sprinkle chemicals over molten metal to bring impurities to the surface.
- Direct work crews in the cleaning and repair of furnace walls and flooring.
- Scrape accumulations of metal oxides from floors, molds, and crucibles, and sift and store them for reclamation.
- Draw smelted metal samples from furnaces or kettles for analysis, and calculate types and amounts of materials needed to ensure that materials meet specifications.
- Collect samples, or signal workers to sample metal for analysis.
- Pour and regulate the flow of molten metal into molds and forms to produce ingots or other castings, using ladles or hand-controlled mechanisms.
- Read temperature gauges and observe color changes, adjusting furnace flames, torches, or electrical heating units as necessary to melt metal to specifications.
- Remove solidified steel or slag from pouring nozzles, using long bars or oxygen burners.
- Examine molds to ensure they are clean, smooth, and properly coated.
- Load specified amounts of metal and flux into furnaces or clay crucibles.
- Position equipment such as ladles, grinding wheels, pouring nozzles, or crucibles, or signal other workers to position equipment.
- Skim slag or remove excess metal from ingots or equipment, using hand tools, strainers, rakes, or burners, collecting scrap for recycling.
- Transport metal ingots to storage areas, using forklifts.
- Assemble and embed cores in casting frames, using hand tools and equipment.
- Turn valves to circulate water through cores, or spray water on filled molds to cool and solidify metal.
- Pull levers to lift ladle stoppers and to allow molten steel to flow into ingot molds to specified heights.
- Remove metal ingots or cores from molds, using hand tools, cranes, and chain hoists.
- Repair and maintain metal forms and equipment, using hand tools, sledges, and bars.
- Add metal to molds to compensate for shrinkage.
- Stencil identifying information on ingots and pigs, using special hand tools.
- Collect samples, or signal workers to sample metal for analysis.
- Collect and examine product samples during production to test them for quality, color, content, consistency, viscosity, acidity, or specific gravity.
- 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.
- Pour, dump, or load prescribed quantities of ingredients or products into cooking equipment, manually or using a hoist.
- Listen for malfunction alarms, and shut down equipment and notify supervisors when necessary.
- 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.
- Collect and examine product samples during production to test them for quality, color, content, consistency, viscosity, acidity, or specific gravity.
- Examine or test samples of processed substances, or collect samples for laboratory testing, to ensure conformance to specifications.
- 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.
- Transport materials and products to and from work areas, manually or using carts, handtrucks, or hoists.
- Stop equipment and clear blockages or jams, using fingers, wire, or hand tools.
- 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.
- Replace worn or defective equipment parts, using hand tools.
- Clean, lubricate, and adjust equipment, using scrapers, solvents, air hoses, oil, and hand tools.
- Examine or test samples of processed substances, or collect samples for laboratory testing, to ensure conformance to specifications.
- Collect product samples and prepare them for laboratory analysis or testing.
- Document quantity, quality, type, weight, test result data, and value of materials or products to maintain shipping, receiving, and production records and files.
- Weigh or measure materials, equipment, or products to maintain relevant records, using volume meters, scales, rules, or calipers.
- Collect or prepare measurement, weight, or identification labels and attach them to products.
- Examine products or materials, parts, subassemblies, and packaging for damage, defects, or shortages, using specification sheets, gauges, and standards charts.
- Signal or instruct other workers to weigh, move, or check products.
- Maintain, monitor, and clean work areas, such as recycling collection sites, drop boxes, counters and windows, and areas around scale houses.
- Compare product labels, tags, or tickets, shipping manifests, purchase orders, and bills of lading to verify accuracy of shipment contents, quality specifications, or weights.
- Remove from stock products or loads not meeting quality standards, and notify supervisors or appropriate departments of discrepancies or shortages.
- Inspect products and examination records to determine the number of defects per worker and the reasons for examiners' rejections.
- Store samples of finished products in labeled cartons and record their location.
- Count or estimate quantities of materials, parts, or products received or shipped.
- Communicate with customers and vendors to exchange information regarding products, materials, and services.
- Fill orders for products and samples, following order tickets, and forward or mail items.
- Operate scalehouse computers to obtain weight information about incoming shipments such as those from waste haulers.
- Sort products or materials into predetermined sequences or groupings for display, packing, shipping, or storage.
- Transport materials, products, or samples to processing, shipping, or storage areas, manually or using conveyors, pumps, or hand trucks.
- Unload or unpack incoming shipments.
- Collect product samples and prepare them for laboratory analysis or testing.
- Collect biofuels samples and perform routine laboratory tests or analyses to assess biofuels quality.
- 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.
- 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.
- Inspect biofuels plant or processing equipment regularly, recording or reporting damage and mechanical problems.
- 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.
- Perform routine maintenance on mechanical, electrical, or electronic equipment or instruments used in the processing of biofuels.
- Calibrate liquid flow devices and meters, including fuel, chemical, and water meters.
- Rebuild, repair, or replace biofuels processing equipment components.
- Coordinate raw product sourcing or collection.
- Collect biofuels samples and perform routine laboratory tests or analyses to assess biofuels quality.
- Take product samples during or after processing for laboratory analyses.
- 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.
- Observe flow of materials and listen for machine malfunctions, such as jamming or spillage, and notify supervisors if corrective actions fail.
- 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.
- Test products for moisture content, using moisture meters.
- Clear or dislodge blockages in bins, screens, or other equipment, using poles, brushes, or mallets.
- 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.
- Take product samples during or after processing for laboratory analyses.
- Collect and inspect random samples during print runs to identify any necessary adjustments.
- Start presses and pull proofs to check for ink coverage and density, alignment, and registration.
- Examine job orders to determine quantities to be printed, stock specifications, colors, or special printing instructions.
- Adjust ink fountain flow rates.
- Verify that paper and ink meet the specifications for a given job.
- Feed paper through press cylinders and adjust feed and tension controls.
- Monitor automated press operation systems and respond to fault, error, or alert messages.
- Load presses with paper and make necessary adjustments, according to paper size.
- Secure printing plates to printing units and adjust tolerances.
- Clean ink fountains, plates, or printing unit cylinders when press runs are completed.
- Change press plates, blankets, or cylinders, as required.
- Obtain or mix inks and fill ink fountains.
- Input production job settings into workstation terminals that control automated printing systems.
- Clean or oil presses or make minor repairs, using hand tools.
- Maintain time or production records.
- Monitor inventory levels on a regular basis, ordering or requesting additional supplies, as necessary.
- Monitor environmental factors, such as humidity and temperature, that may impact equipment performance and make necessary adjustments.
- Download or scan files to be printed, using printing production software.
- Adjust digital files to alter print elements, such as fonts, graphics, or color separations.
- Direct or monitor work of press crews.
- Download completed jobs to archive media so that questions can be answered or jobs replicated.
- Control workflow scheduling or job tracking, using computer database software.
- Set up or operate auxiliary equipment, such as cutting, folding, plate-making, drilling, or laminating machines.
- Collect and inspect random samples during print runs to identify any necessary adjustments.
- Test solutions used to process textile goods to detect variations from standards.
- 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.
- Notify supervisors or mechanics of equipment malfunctions.
- 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.
- 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.
- Perform machine maintenance, such as cleaning and oiling equipment, and repair or replace worn or defective parts.
- Test solutions used to process textile goods to detect variations from standards.
- Test boiler water quality or arrange for testing and take necessary corrective action, such as adding chemicals to prevent corrosion and harmful deposits.
- 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.
- 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.
- Perform or arrange for repairs, such as complete overhauls, replacement of defective valves, gaskets, or bearings, or fabrication of new parts.
- Adjust controls and/or valves on equipment to provide power, and to regulate and set operations of system or industrial processes.
- Clean and lubricate boilers and auxiliary equipment and make minor adjustments as needed, using hand tools.
- 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.
- Provide assistance to plumbers in repairing or replacing water, sewer, or waste lines, and in daily maintenance activities.
- 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.
- Investigate and report on accidents.
- Operate mechanical hoppers and provide assistance in their adjustment and repair.
- Ignite fuel in burners, using torches or flames.
- Test boiler water quality or arrange for testing and take necessary corrective action, such as adding chemicals to prevent corrosion and harmful deposits.
- Perform laboratory tests on samples collected, such as analyzing the content of contaminated wastewater.
- Determine the nature of code violations and actions to be taken, and issue written notices of violation, participating in enforcement hearings, as necessary.
- Prepare, organize, and maintain inspection records.
- Investigate complaints and suspected violations regarding illegal dumping, pollution, pesticides, product quality, or labeling laws.
- Determine which sites and violation reports to investigate, and coordinate compliance and enforcement activities with other government agencies.
- Interview individuals to determine the nature of suspected violations and to obtain evidence of violations.
- Inform individuals and groups of pollution control regulations and inspection findings, and explain how problems can be corrected.
- Verify that hazardous chemicals are handled, stored, and disposed of in accordance with regulations.
- Learn and observe proper safety precautions, rules, regulations, and practices so that unsafe conditions can be recognized and proper safety protocols implemented.
- Monitor follow-up actions in cases where violations were found, and review compliance monitoring reports.
- Examine permits, licenses, applications, and records to ensure compliance with licensing requirements.
- Prepare written, oral, tabular, and graphic reports summarizing requirements and regulations, including enforcement and chain of custody documentation.
- Observe and record field conditions, gathering, interpreting, and reporting data such as flow meter readings and chemical levels.
- Determine sampling locations and methods, and collect water or wastewater samples for analysis, preserving samples with appropriate containers and preservation methods.
- Research and keep informed of pertinent information and developments in areas such as EPA laws and regulations.
- Participate in the development of spill prevention programs and hazardous waste rules and regulations, and recommend corrective actions for hazardous waste problems.
- Inspect waste pretreatment, treatment, and disposal facilities and systems for conformance to federal, state, or local regulations.
- Analyze and implement state, federal or local requirements as necessary to maintain approved pretreatment, pollution prevention, and storm water runoff programs.
- Evaluate label information for accuracy and conformance to regulatory requirements.
- Respond to questions and inquiries, such as those concerning service charges and capacity fees, or refer them to supervisors.
- Research and perform calculations related to landscape allowances, discharge volumes, production-based and alternative limits, and wastewater strength classifications, making recommendations and completing documentation.
- Inform health professionals, property owners, and the public about harmful properties and related problems of water pollution and contaminated wastewater.
- Review and evaluate applications for registration of products containing dangerous materials, or for pollution control discharge permits.
- Conduct research on hazardous waste management projects to determine the magnitude of problems and treatment or disposal alternatives and costs.
- Maintain and repair materials, work sites, and equipment.
- Prepare data to calculate sewer service charges and capacity fees.
- Perform laboratory tests on samples collected, such as analyzing the content of contaminated wastewater.
- Collect oil, water, or electrolyte samples for laboratory analysis.
- Control generator output to match the phase, frequency, or voltage of electricity supplied to panels.
- Take regulatory action, based on readings from charts, meters and gauges, at established intervals.
- 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.
- Monitor power plant equipment and indicators to detect evidence of operating problems.
- Operate or maintain distributed power generation equipment, including fuel cells or microturbines, to produce energy on-site for manufacturing or other commercial purposes.
- Open and close valves and switches in sequence to start or shut down auxiliary units.
- 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.
- Regulate equipment operations and conditions, such as water levels, based on instrument data or from computers.
- Inspect records or log book entries or communicate with plant personnel to assess equipment operating status.
- Clean, lubricate, or maintain equipment, such as generators, turbines, pumps, or compressors, to prevent failure or deterioration.
- Record and compile operational data by completing and maintaining forms, logs, or reports.
- Make adjustments or minor repairs, such as tightening leaking gland or pipe joints.
- Adjust controls to generate specified electrical power or to regulate the flow of power between generating stations and substations.
- 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.
- Communicate with systems operators to regulate and coordinate line voltages and transmission loads and frequencies.
- Operate, control, or monitor integrated gasification combined cycle (IGCC) or related equipment, such as air separation units, to generate electricity from coal.
- Receive outage calls and request necessary personnel during power outages or emergencies.
- Examine and test electrical power distribution machinery and equipment, using testing devices.
- Place standby emergency electrical generators on line in emergencies and monitor the temperature, output, and lubrication of the system.
- 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.
- Repair or replace gas piping.
- Trace electrical circuitry to ensure compliance of electrical systems with applicable codes or laws.
- Verify that well field monitoring data conforms to applicable regulations.
- Collect oil, water, or electrolyte samples for laboratory analysis.
