- Program computers to operate machinery.
Occupations with related tasks Save Table: XLSX CSV
Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
5 | 9 | 2 | 51-9161.00 | Computer Numerically Controlled Tool Operators |
4 | 6 | 3 | 51-9162.00 | Computer Numerically Controlled Tool Programmers
|
2 | 2 | 3 | 51-4061.00 | Model Makers, Metal and Plastic |
1 | 2 | 2 | 51-5112.00 | Printing Press Operators |
1 | 2 | 3 | 51-5111.00 | Prepress Technicians and Workers |
1 | 1 | 3 | 51-4062.00 | Patternmakers, Metal and Plastic |
1 | 1 | 3 | 51-6092.00 | Fabric and Apparel Patternmakers |
1 | 1 | 3 | 27-4015.00 | Lighting Technicians |
1 | 1 | 2 | 51-6062.00 | Textile Cutting Machine Setters, Operators, and Tenders |
1 | 1 | 2 | 51-6063.00 | Textile Knitting and Weaving Machine Setters, Operators, and Tenders |
1 | 1 | 2 | 51-4081.00 | Multiple Machine Tool Setters, Operators, and Tenders, Metal and Plastic |
1 | 1 | 2 | 51-7042.00 | Woodworking Machine Setters, Operators, and Tenders, Except Sawing |
1 | 1 | 3 | 51-4041.00 | Machinists |
- Set up and operate computer-controlled machines or robots to perform one or more machine functions on metal or plastic workpieces.
- Implement changes to machine programs, and enter new specifications, using computers.
- Modify cutting programs to account for problems encountered during operation, and save modified programs.
- Write simple programs for computer-controlled machine tools.
- Set up future jobs while machines are operating.
- Transfer commands from servers to computer numerical control (CNC) modules, using computer network links.
- Insert control instructions into machine control units to start operation.
- Input initial part dimensions into machine control panels.
- Enter commands or load control media, such as tapes, cards, or disks, into machine controllers to retrieve programmed instructions.
- Measure dimensions of finished workpieces to ensure conformance to specifications, using precision measuring instruments, templates, and fixtures.
- 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.
- Calculate machine speed and feed ratios and the size and position of cuts.
- Remove and replace dull cutting tools.
- Check to ensure that workpieces are properly lubricated and cooled during machine operation.
- Adjust machine feed and speed, change cutting tools, or adjust machine controls when automatic programming is faulty or if machines malfunction.
- Monitor machine operation and control panel displays, and compare readings to specifications to detect malfunctions.
- Maintain machines and remove and replace broken or worn machine tools, using hand tools.
- Lift workpieces to machines manually or with hoists or cranes.
- 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.
- 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.
- Set up and operate computer-controlled machines or robots to perform one or more machine functions on metal or plastic workpieces.
- Implement changes to machine programs, and enter new specifications, using computers.
- Modify cutting programs to account for problems encountered during operation, and save modified programs.
- Write simple programs for computer-controlled machine tools.
- Set up future jobs while machines are operating.
- Transfer commands from servers to computer numerical control (CNC) modules, using computer network links.
- Insert control instructions into machine control units to start operation.
- Input initial part dimensions into machine control panels.
- Enter commands or load control media, such as tapes, cards, or disks, into machine controllers to retrieve programmed instructions.
- Write programs in the language of a machine's controller and store programs on media, such as punch tapes, magnetic tapes, or disks.
- Revise programs or tapes to eliminate errors, and retest programs to check that problems have been solved.
- Write instruction sheets and cutter lists for a machine's controller to guide setup and encode numerical control tapes.
- Modify existing programs to enhance efficiency.
- Enter computer commands to store or retrieve parts patterns, graphic displays, or programs that transfer data to other media.
- Enter coordinates of hole locations into program memories by depressing pedals or buttons of programmers.
- Determine the sequence of machine operations, and select the proper cutting tools needed to machine workpieces into the desired shapes.
- Analyze job orders, drawings, blueprints, specifications, printed circuit board pattern films, and design data to calculate dimensions, tool selection, machine speeds, and feed rates.
- Observe machines on trial runs or conduct computer simulations to ensure that programs and machinery will function properly and produce items that meet specifications.
- Determine reference points, machine cutting paths, or hole locations, and compute angular and linear dimensions, radii, and curvatures.
- Sort shop orders into groups to maximize materials utilization and minimize machine setup time.
- Compare encoded tapes or computer printouts with original part specifications and blueprints to verify accuracy of instructions.
- Perform preventative maintenance or minor repairs on machines.
- Prepare geometric layouts from graphic displays, using computer-assisted drafting software or drafting instruments and graph paper.
- Draw machine tool paths on pattern film according to guidelines for tool speed and efficiency, using colored markers.
- Align and secure pattern film on reference tables of optical programmers, and observe enlarger scope views of printed circuit boards.
- Write programs in the language of a machine's controller and store programs on media, such as punch tapes, magnetic tapes, or disks.
- Revise programs or tapes to eliminate errors, and retest programs to check that problems have been solved.
- Write instruction sheets and cutter lists for a machine's controller to guide setup and encode numerical control tapes.
- Modify existing programs to enhance efficiency.
- Enter computer commands to store or retrieve parts patterns, graphic displays, or programs that transfer data to other media.
- Enter coordinates of hole locations into program memories by depressing pedals or buttons of programmers.
- Program computer numerical control (CNC) machines to fabricate model parts.
- Use computer-aided design (CAD) and computer-aided manufacturing (CAM) software or hardware to fabricate model parts.
- Study blueprints, drawings, and sketches to determine material dimensions, required equipment, and operations sequences.
- Inspect and test products to verify conformance to specifications, using precision measuring instruments or circuit testers.
- Drill, countersink, and ream holes in parts and assemblies for bolts, screws, and other fasteners, using power tools.
- Cut, shape, and form metal parts, using lathes, power saws, snips, power brakes and shears, files, and mallets.
- Set up and operate machines, such as lathes, drill presses, punch presses, or bandsaws, to fabricate prototypes or models.
- Devise and construct tools, dies, molds, jigs, and fixtures, or modify existing tools and equipment.
- Rework or alter component model or parts as required to ensure that products meet standards.
- Grind, file, and sand parts to finished dimensions.
- Lay out and mark reference points and dimensions on materials, using measuring instruments and drawing or scribing tools.
- Align, fit, and join parts, using bolts and screws or by welding or gluing.
- Assemble mechanical, electrical, and electronic components into models or prototypes, using hand tools, power tools, and fabricating machines.
- Consult and confer with engineering personnel to discuss developmental problems and to recommend product modifications.
- Record specifications, production operations, and final dimensions of models for use in establishing operating standards and procedures.
- Wire and solder electrical and electronic connections and components.
- Program computer numerical control (CNC) machines to fabricate model parts.
- Use computer-aided design (CAD) and computer-aided manufacturing (CAM) software or hardware to fabricate model parts.
- Adjust digital files to alter print elements, such as fonts, graphics, or color separations.
- Input production job settings into workstation terminals that control automated printing systems.
- 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.
- Collect and inspect random samples during print runs to identify any necessary adjustments.
- 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.
- 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.
- 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.
- Adjust digital files to alter print elements, such as fonts, graphics, or color separations.
- Input production job settings into workstation terminals that control automated printing systems.
- Enter, position, and alter text size, using computers, to make up and arrange pages so that printed materials can be produced.
- Enter, store, and retrieve information on computer-aided 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.
- Perform "preflight" check of required font, graphic, text and image files to ensure completeness prior to delivery to printer.
- 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 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.
- Operate and maintain a variety of cameras and equipment, such as process, line, halftone, and color separation cameras, enlargers, electronic scanners, and contact equipment.
- 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.
- Enter, position, and alter text size, using computers, to make up and arrange pages so that printed materials can be produced.
- Enter, store, and retrieve information on computer-aided equipment.
- Program computerized numerical control machine tools.
- 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.
- 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.
- Paint or lacquer patterns.
- 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.
- Program computerized numerical control machine tools.
- Input specifications into computers to assist with pattern design and pattern cutting.
- Create a master pattern for each size within a range of garment sizes, using charts, drafting instruments, computers, or grading devices.
- Draw details on outlined parts to indicate where parts are to be joined, as well as the positions of pleats, pockets, buttonholes, and other features, using computers or drafting instruments.
- Make adjustments to patterns after fittings.
- Compute dimensions of patterns according to sizes, considering stretching of material.
- Mark samples and finished patterns with information, such as garment size, section, style, identification, and sewing instructions.
- Draw outlines of pattern parts by adapting or copying existing patterns, or by drafting new patterns.
- Test patterns by making and fitting sample garments.
- Position and cut out master or sample patterns, using scissors and knives, or print out copies of patterns, using computers.
- Create a paper pattern from which to mass-produce a design concept.
- Discuss design specifications with designers, and convert their original models of garments into patterns of separate parts that can be laid out on a length of fabric.
- Examine sketches, sample articles, and design specifications to determine quantities, shapes, and sizes of pattern parts, and to determine the amount of material or fabric required to make a product.
- Determine the best layout of pattern pieces to minimize waste of material, and mark fabric accordingly.
- Create design specifications to provide instructions on garment sewing and assembly.
- Trace outlines of paper onto cardboard patterns, and cut patterns into parts to make templates.
- Trace outlines of specified patterns onto material, and cut fabric, using scissors.
- Input specifications into computers to assist with pattern design and pattern cutting.
- Program lighting consoles or load automated lighting control systems onto consoles.
- Assess safety of wiring or equipment set-up to determine the risk of fire or electrical shock.
- Consult with lighting director or production staff to determine lighting requirements.
- Disassemble and store equipment after performances.
- Install color effects or image patterns, such as color filters, onto lighting fixtures.
- Install electrical cables or wire fixtures.
- Load, unload, or position lighting equipment.
- Match light fixture settings, such as brightness and color, to lighting design plans.
- Notify supervisors when major lighting equipment repairs are needed.
- Operate manual or automated systems to control lighting throughout productions.
- Patch or wire lights to dimmers or other electronic consoles.
- Perform minor repairs or routine maintenance on lighting equipment, such as replacing lamps or damaged color filters.
- Set up and focus light fixtures to meet requirements of television, theater, concerts, or other productions.
- Set up scaffolding or cranes to assist with setting up of lighting equipment.
- Test lighting equipment function and desired lighting effects.
- Visit and assess structural and electrical layout of locations before setting up lighting equipment.
- Program lighting consoles or load automated lighting control systems onto consoles.
- Program electronic equipment.
- 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.
- Notify supervisors of mechanical malfunctions.
- Inspect machinery to determine whether repairs are needed.
- Confer with coworkers to obtain information about orders, processes, or problems.
- 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.
- 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.
- 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.
- Program electronic equipment.
- Program electronic equipment.
- 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.
- Notify supervisors or repair staff of mechanical malfunctions.
- 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.
- 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.
- 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.
- Adjust machine heating mechanisms, tensions, and speeds to produce specified products.
- Wash and blend wool, yarn, or cloth.
- Program electronic equipment.
- Write programs for computer numerical control (CNC) machines to cut metal and plastic materials.
- 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.
- Change worn machine accessories, such as cutting tools or brushes, using hand tools.
- 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.
- 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.
- 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.
- Extract or lift jammed pieces from machines, using fingers, wire hooks, or lift bars.
- Measure and mark reference points and cutting lines on workpieces, using traced templates, compasses, and rules.
- Align layout marks with dies or blades.
- Write programs for computer numerical control (CNC) machines to cut metal and plastic materials.
- Set up, program, or control computer-aided design (CAD) or computer numerical control (CNC) machines.
- 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.
- Remove and replace worn parts, bits, belts, sandpaper, or shaping tools.
- 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.
- Clean or maintain products, machines, or work areas.
- 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.
- Grease or oil woodworking machines.
- 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.
- Control hoists to remove parts or products from work stations.
- Sharpen knives, bits, or other cutting or shaping tools.
- Set up, program, or control computer-aided design (CAD) or computer numerical control (CNC) machines.
- Program computers or electronic instruments, such as numerically controlled machine tools.
- 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.
- 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.
- Maintain machine tools in proper operational condition.
- 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.
- Dismantle machines or equipment, using hand tools or power tools to examine parts for defects and replace defective parts where needed.
- 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.
- Program computers or electronic instruments, such as numerically controlled machine tools.