- Add specified amounts of chemicals to equipment at required times to maintain solution levels and concentrations.
Occupations with related tasks Save Table: XLSX CSV
- Brush or spray solvents onto plies to ensure adhesion, and repeat process as specified, alternating direction of each ply to strengthen tires.
- Rub cement sticks on drum edges to provide adhesive surfaces for plies.
- Clean and paint completed tires.
- Build semi-raw rubber treads onto buffed tire casings to prepare tires for vulcanization in recapping or retreading processes.
- Trim excess rubber and imperfections during retreading processes.
- Fill cuts and holes in tires, using hot rubber.
- Place tires into molds for new tread.
- Fit inner tubes and final layers of rubber onto tires.
- Buff tires according to specifications for width and undertread depth.
- Start rollers that bond tread and plies as drums revolve.
- Align treads with guides, start drums to wind treads onto plies, and slice ends.
- Roll camelbacks onto casings by hand, and cut camelbacks, using knives.
- Inspect worn tires for faults, cracks, cuts, and nail holes, and to determine if tires are suitable for retreading.
- Measure tires to determine mold size requirements.
- Roll hand rollers over rebuilt casings, exerting pressure to ensure adhesion between camelbacks and casings.
- Position ply stitcher rollers and drums according to width of stock, using hand tools and gauges.
- Cut plies at splice points, and press ends together to form continuous bands.
- Activate bead setters that press prefabricated beads onto plies.
- Depress pedals to rotate drums, and wind specified numbers of plies around drums to form tire bodies.
- Position rollers that turn ply edges under and over beads, or use steel rods to turn ply edges.
- Depress pedals to collapse drums after processing is complete.
- Wind chafers and breakers onto plies.
- Pull plies from supply racks, and align plies with edges of drums.
- Brush or spray solvents onto plies to ensure adhesion, and repeat process as specified, alternating direction of each ply to strengthen tires.
- Rub cement sticks on drum edges to provide adhesive surfaces for plies.
- Clean and paint completed tires.
- Apply plastic-impregnated fabrics or coats of sealing wax or lacquer to patterns used to produce plastic.
- Paint or lacquer patterns.
- Verify conformance of patterns or template dimensions to specifications, using measuring instruments such as calipers, scales, and micrometers.
- Set up and operate machine tools, such as milling machines, lathes, drill presses, and grinders, to machine castings or patterns.
- Repair and rework templates and patterns.
- Assemble pattern sections, using hand tools, bolts, screws, rivets, glue, or welding equipment.
- Read and interpret blueprints or drawings of parts to be cast or patterns to be made, compute dimensions, and plan operational sequences.
- Construct platforms, fixtures, and jigs for holding and placing patterns.
- Clean and finish patterns or templates, using emery cloths, files, scrapers, and power grinders.
- Mark identification numbers or symbols onto patterns or templates.
- Program computerized numerical control machine tools.
- Create computer models of patterns or parts, using modeling software.
- Design and create templates, patterns, or coreboxes according to work orders, sample parts, or mockups.
- Lay out and draw or scribe patterns onto material, using compasses, protractors, rulers, scribes, or other instruments.
- Select pattern materials such as wood, resin, and fiberglass.
- Apply plastic-impregnated fabrics or coats of sealing wax or lacquer to patterns used to produce plastic.
- Paint or lacquer patterns.
- Dress grinding wheels, according to specifications.
- Place workpieces in electroplating solutions or apply pigments to surfaces of workpieces to highlight ridges and grooves.
- 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.
- File or finish surfaces of workpieces, using prescribed hand tools.
- Perform basic maintenance, such as cleaning and lubricating machine parts.
- Remove finished workpieces from machines and place them in boxes or on racks, setting aside pieces that are defective.
- Remove and replace worn or broken machine parts, using hand tools.
- 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.
- Straighten workpieces and remove dents, using straightening presses and hammers.
- Dress grinding wheels, according to specifications.
- Place workpieces in electroplating solutions or apply pigments to surfaces of workpieces to highlight ridges and grooves.
- Apply solutions and chemicals to equipment, objects, or parts, using 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.
- Repair and maintain equipment, objects, or parts, 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.
- Sharpen abrasive grinding tools, using machines and hand tools.
- 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.
- Wash grit from stone, using hoses.
- Clean brass particles from files by drawing file cards through file grooves.
- Apply solutions and chemicals to equipment, objects, or parts, using hand tools.
- Select shaping wheels for tasks, and mix and apply abrasives, bort, or polishing compounds.
- Examine gems during processing to ensure accuracy of angles and positions of cuts or bores, using magnifying glasses, loupes, or shadowgraphs.
- Assign polish, symmetry, and clarity grades to stones, according to established grading systems.
- Estimate wholesale and retail value of gems, following pricing guides, market fluctuations, and other relevant economic factors.
- Examine gem surfaces and internal structures, using polariscopes, refractometers, microscopes, and other optical instruments, to differentiate between stones, to identify rare specimens, or to detect flaws, defects, or peculiarities affecting gem values.
- Identify and document stones' clarity characteristics, using plot diagrams.
- Advise customers and others on the best use of gems to create attractive jewelry items.
- Examine diamonds or gems to ascertain the shape, cut, and width of cut stones, or to select the cuts that will result in the biggest, best quality stones.
- Immerse stones in prescribed chemical solutions to determine specific gravities and key properties of gemstones or substitutes.
- Hold stones, gems, dies, or styluses against rotating plates, wheels, saws, or slitters to cut, shape, slit, grind, or polish them.
- Sort rough diamonds into categories based on shape, size, color, and quality.
- Secure gems or diamonds in holders, chucks, dops, lapidary sticks, or blocks for cutting, polishing, grinding, drilling, or shaping.
- Locate and mark drilling or cutting positions on stones or dies, using diamond chips and power hand tools.
- Place stones in clamps on polishing machines and polish facets of stones, using felt-covered or canvas-covered polishing wheels and polishing compounds such as tripoli and rouge.
- Lap girdles on rough diamonds, using diamond girdling lathes.
- Measure sizes of stones' bore holes and cuts to ensure adherence to specifications, using precision measuring instruments.
- Split gems along pre-marked lines to remove imperfections, using blades and jewelers' hammers.
- Regulate the speed of revolutions and reciprocating actions of drilling mechanisms.
- Replace, true, and sharpen blades, drills, and plates.
- Secure stones in metal mountings, using solder.
- Dismantle lapping, boring, cutting, polishing, and shaping equipment and machinery to clean and lubricate it.
- Regrind drill points, and advance drill cutting points according to specifications for channel depths and shapes.
- Select shaping wheels for tasks, and mix and apply abrasives, bort, or polishing compounds.
- Add dyes, water, detergents, or chemicals to tanks to dilute or strengthen solutions, according to established formulas and solution test results.
- 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.
- 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.
- Perform machine maintenance, such as cleaning and oiling equipment, and repair or replace worn or defective parts.
- Creel machines with bobbins or twine.
- Add dyes, water, detergents, or chemicals to tanks to dilute or strengthen solutions, according to established formulas and solution test results.
- 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.
- Clean, lubricate, maintain, and adjust equipment to maintain efficient operation, using air hoses, cleaning fluids, and hand tools.
- 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.
- Add chemicals or materials to workpieces or machines to facilitate bonding or to cool workpieces.
