- Perform tests of water chemistry in boilers.
Occupations with related tasks Save Table: XLSX CSV
- Take samples of gases and conduct chemical tests to determine gas quality and sulfur or moisture content, or send samples to laboratories for analysis.
- Monitor meters and pressure gauges to determine consumption rate variations, temperatures, and pressures.
- Respond to problems by adjusting control room equipment or instructing other personnel to adjust equipment at problem locations or in other control areas.
- Record instrument readings and operational changes in operating logs.
- Adjust valves and equipment to obtain specified performance.
- Move controls and turn valves to start compressor engines, pumps, and auxiliary equipment.
- Operate power-driven pumps that transfer liquids, semi-liquids, gases, or powdered materials.
- Submit daily reports on facility operations.
- Read gas meters, and maintain records of the amounts of gas received and dispensed from holders.
- Turn knobs or switches to regulate pressures.
- Clean, lubricate, and adjust equipment, and replace filters and gaskets, using hand tools.
- Maintain each station by performing general housekeeping duties such as painting, washing, and cleaning.
- Connect pipelines between pumps and containers that are being filled or emptied.
- Take samples of gases and conduct chemical tests to determine gas quality and sulfur or moisture content, or send samples to laboratories for analysis.
- Test raw materials, processes, or finished products to determine quality or quantity of materials or characteristics of a substance.
- Conduct chemical analyses of body fluids, such as blood or urine, using microscope or automatic analyzer to detect abnormalities or diseases and enter findings into computer.
- Analyze the results of tests or experiments to ensure conformity to specifications, using special mechanical or electrical devices.
- Set up, maintain, calibrate, clean, and test sterility of medical laboratory equipment.
- Prepare standard volumetric solutions or reagents to be combined with samples, following standardized formulas or experimental procedures.
- Collect blood or tissue samples from patients, observing principles of asepsis to obtain blood sample.
- Supervise or instruct other technicians or laboratory assistants.
- Conduct blood tests for transfusion purposes and perform blood counts.
- Obtain specimens, cultivating, isolating, and identifying microorganisms for analysis.
- Examine cells stained with dye to locate abnormalities.
- Consult with a pathologist to determine a final diagnosis when abnormal cells are found.
- Perform medical research to further control or cure disease.
- Analyze and record test data to issue reports that use charts, graphs, or narratives.
- Perform quality control analyses to ensure accuracy of test results.
- Test raw materials, processes, or finished products to determine quality or quantity of materials or characteristics of a substance.
- Test materials and solutions, using testing equipment.
- Monitor gauges and flowmeters and inspect equipment to ensure that tank levels, temperatures, chemical amounts, and pressures are at specified levels, reporting abnormalities as necessary.
- Record operating data such as products and quantities pumped, stocks used, gauging results, and operating times.
- Plan movement of products through lines to processing, storage, and shipping units, using knowledge of interconnections and capacities of pipelines, valve manifolds, pumps, and tankage.
- Turn valves and start pumps to start or regulate flows of substances such as gases, liquids, slurries, or powdered materials.
- Communicate with other workers, using signals, radios, or telephones, to start and stop flows of materials or substances.
- Connect hoses and pipelines to pumps and vessels prior to material transfer, using hand tools.
- Tend vessels that store substances such as gases, liquids, slurries, or powdered materials, checking levels of substances by using calibrated rods or by reading mercury gauges and tank charts.
- Clean, lubricate, and repair pumps and vessels, using hand tools and equipment.
- Read operating schedules or instructions or receive verbal orders to determine amounts to be pumped.
- Tend auxiliary equipment such as water treatment and refrigeration units, and heat exchangers.
- Add chemicals and solutions to tanks to ensure that specifications are met.
- Collect and deliver sample solutions for laboratory analysis.
- Pump two or more materials into one tank to blend mixtures.
- Test materials and solutions, using testing equipment.
- Test oil in circuit breakers and transformers for dielectric strength, refilling oil periodically.
- Inspect and test equipment and circuits to identify malfunctions or defects, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.
- Prepare and maintain records detailing tests, repairs, and maintenance.
- Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
- Analyze test data to diagnose malfunctions, to determine performance characteristics of systems, or to evaluate effects of system modifications.
- Open and close switches to isolate defective relays, performing adjustments or repairs.
- Notify facility personnel of equipment shutdowns.
- Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.
- Run signal quality and connectivity tests for individual cables, and record results.
- Maintain inventories of spare parts for all equipment, requisitioning parts as necessary.
- Construct, test, maintain, and repair substation relay and control systems.
- Test insulators and bushings of equipment by inducing voltage across insulation, testing current, and calculating insulation loss.
- Schedule and supervise the construction and testing of special devices and the implementation of unique monitoring or control systems.
- Schedule and supervise splicing or termination of cables in color-code order.
- Disconnect voltage regulators, bolts, and screws, and connect replacement regulators to high-voltage lines.
- Calibrate instruments, such as transmitters.
- Use drones for inspection of high-voltage lines and other hard-to-reach equipment.
- Test oil in circuit breakers and transformers for dielectric strength, refilling oil periodically.
- Measure, mix, prepare, and test chemical solutions used to clean or repair machinery and equipment.
- Dismantle machines and remove parts for repair, using hand tools, chain falls, jacks, cranes, or hoists.
- Reassemble machines after the completion of repair or maintenance work.
- Record production, repair, and machine maintenance information.
- Lubricate or apply adhesives or other materials to machines, machine parts, or other equipment according to specified procedures.
- Install, replace, or change machine parts and attachments, according to production specifications.
- Set up and operate machines, and adjust controls to regulate operations.
- Collaborate with other workers to repair or move machines, machine parts, or equipment.
- Read work orders and specifications to determine machines and equipment requiring repair or maintenance.
- Inspect or test damaged machine parts, and mark defective areas or advise supervisors of repair needs.
- Start machines and observe mechanical operation to determine efficiency and to detect problems.
- Transport machine parts, tools, equipment, and other material between work areas and storage, using cranes, hoists, or dollies.
- Collect and discard worn machine parts and other refuse to maintain machinery and work areas.
- Inventory and requisition machine parts, equipment, and other supplies so that stock can be maintained and replenished.
- Remove hardened material from machines or machine parts, using abrasives, power and hand tools, jackhammers, sledgehammers, or other equipment.
- Replace, empty, or replenish machine and equipment containers such as gas tanks or boxes.
- Clean machines and machine parts, using cleaning solvents, cloths, air guns, hoses, vacuums, or other equipment.
- Replace or repair metal, wood, leather, glass, or other lining in machines, or in equipment compartments or containers.
- Troubleshoot electrical, hydraulic, or mechanical equipment and machines.
- Measure, mix, prepare, and test chemical solutions used to clean or repair machinery and equipment.
- Test samples for specific gravity, using hydrometers, or send samples to laboratories for testing.
- Seal outlet valves on tank cars, barges, and trucks.
- Verify tank car, barge, or truck load numbers to ensure car placement accuracy based on written or verbal instructions.
- Start pumps and adjust valves or cables to regulate the flow of products to vessels, using knowledge of loading procedures.
- Check conditions and weights of vessels to ensure cleanliness and compliance with loading procedures.
- Observe positions of cars passing loading spouts, and swing spouts into the correct positions at the appropriate times.
- Monitor product movement to and from storage tanks, coordinating activities with other workers to ensure constant product flow.
- Operate ship loading and unloading equipment, conveyors, hoists, and other specialized material handling equipment such as railroad tank car unloading equipment.
- Record operating data such as products and quantities pumped, gauge readings, and operating times, manually or using computers.
- Operate industrial trucks, tractors, loaders, and other equipment to transport materials to and from transportation vehicles and loading docks, and to store and retrieve materials in warehouses.
- Connect ground cables to carry off static electricity when unloading tanker cars.
- Copy and attach load specifications to loaded tanks.
- Remove and replace tank car dome caps, or direct other workers in their removal and replacement.
- Test vessels for leaks, damage, and defects, and repair or replace defective parts as necessary.
- Unload cars containing liquids by connecting hoses to outlet plugs and pumping compressed air into cars to force liquids into storage tanks.
- Clean interiors of tank cars or tank trucks, using mechanical spray nozzles.
- Lower gauge rods into tanks or read meters to verify contents, temperatures, and volumes of liquid loads.
- Operate conveyors and equipment to transfer grain or other materials from transportation vehicles.
- Perform general warehouse activities, such as opening containers and crates, filling warehouse orders, assisting in taking inventory, and weighing and checking materials.
- Test samples for specific gravity, using hydrometers, or send samples to laboratories for testing.
- Collect samples of materials or products, checking them to ensure conformance to specifications or sending them to laboratories for analysis.
- Inform supervisors of equipment malfunctions that need to be addressed.
- Observe conveyor operations and monitor lights, dials, and gauges to maintain specified operating levels and to detect equipment malfunctions.
- Record production data such as weights, types, quantities, and storage locations of materials, as well as equipment performance problems and downtime.
- Load, unload, or adjust materials or products on conveyors by hand, by using lifts, hoists, and scoops, or by opening gates, chutes, or hoppers.
- Stop equipment or machinery and clear jams, using poles, bars, and hand tools, or remove damaged materials from conveyors.
- Distribute materials, supplies, and equipment to work stations, using lifts and trucks.
- Observe packages moving along conveyors to identify packages, detect defective packaging, and perform quality control.
- Position deflector bars, gates, chutes, or spouts to divert flow of materials from one conveyor onto another conveyor.
- Repair or replace equipment components or parts such as blades, rolls, and pumps.
- Manipulate controls, levers, and valves to start pumps, auxiliary equipment, or conveyors, and to adjust equipment positions, speeds, timing, and material flows.
- Weigh or measure materials and products, using scales or other measuring instruments, or read scales on conveyors that continually weigh products, to verify specified tonnages and prevent overloads.
- Read production and delivery schedules, and confer with supervisors, to determine sorting and transfer procedures, arrangement of packages on pallets, and destinations of loaded pallets.
- Press console buttons to deflect packages to predetermined accumulators or reject lines.
- Clean, sterilize, and maintain equipment, machinery, and work stations, using hand tools, shovels, brooms, chemicals, hoses, and lubricants.
- Affix identifying information to materials or products, using hand tools.
- Move, assemble, and connect hoses or nozzles to material hoppers, storage tanks, conveyor sections or chutes, and pumps.
- Thread strapping through strapping tools and secure battens with strapping to form protective pallets around extrusions.
- Contact workers in work stations or other departments to request movement of materials, products, or machinery, or to notify them of incoming shipments and their estimated delivery times.
- Join sections of conveyor frames at temporary working areas, and connect power units.
- Collect samples of materials or products, checking them to ensure conformance to specifications or sending them to laboratories for analysis.
- Test fabrics or oversee testing so that garment care labels can be created.
- Sketch rough and detailed drawings of apparel or accessories, and write specifications such as color schemes, construction, material types, and accessory requirements.
- Examine sample garments on and off models, modifying designs to achieve desired effects.
- Confer with sales and management executives or with clients to discuss design ideas.
- Select materials and production techniques to be used for products.
- Provide sample garments to agents and sales representatives, and arrange for showings of sample garments at sales meetings or fashion shows.
- Direct and coordinate workers involved in drawing and cutting patterns and constructing samples or finished garments.
- Identify target markets for designs, looking at factors such as age, gender, and socioeconomic status.
- Collaborate with other designers to coordinate special products and designs.
- Attend fashion shows and review garment magazines and manuals to gather information about fashion trends and consumer preferences.
- Purchase new or used clothing and accessory items as needed to complete designs.
- Visit textile showrooms to keep up-to-date on the latest fabrics.
- Adapt other designers' ideas for the mass market.
- Determine prices for styles.
- Develop a group of products or accessories, and market them through venues such as boutiques or mail-order catalogs.
- Draw patterns for articles designed, cut patterns, and cut material according to patterns, using measuring instruments and scissors.
- Sew together sections of material to form mockups or samples of garments or articles, using sewing equipment.
- Design custom clothing and accessories for individuals, retailers, or theatrical, television, or film productions.
- Research the styles and periods of clothing needed for film or theatrical productions.
- Read scripts and consult directors and other production staff to develop design concepts and plan productions.
- Test fabrics or oversee testing so that garment care labels can be created.
- Inspect or test materials, stock, vehicles, equipment, or facilities to ensure that they are safe, free of defects, and consistent with specifications.
- Enforce safety rules and regulations.
- Interpret transportation or tariff regulations, shipping orders, safety regulations, or company policies and procedures for workers.
- Resolve worker problems or collaborate with employees to assist in problem resolution.
- Confer with customers, supervisors, contractors, or other personnel to exchange information or to resolve problems.
- Plan work assignments and equipment allocations to meet transportation, operations or production goals.
- Examine, measure, or weigh cargo or materials to determine specific handling requirements.
- Explain and demonstrate work tasks to new workers or assign training tasks to experienced workers.
- Review orders, production schedules, blueprints, or shipping or receiving notices to determine work sequences and material shipping dates, types, volumes, or destinations.
- Drive vehicles or operate machines or equipment to complete work assignments or to assist workers.
- Maintain or verify records of time, materials, expenditures, or crew activities.
- Requisition needed personnel, supplies, equipment, parts, or repair services.
- Recommend and implement measures to improve worker motivation, equipment performance, work methods, or customer services.
- Prepare, compile, and submit reports on work activities, operations, production, or work-related accidents.
- Dispatch personnel and vehicles in response to telephone or radio reports of emergencies.
- Monitor field work to ensure proper performance and use of materials.
- Recommend or implement personnel actions, such as employee selection, evaluation, rewards, or disciplinary actions.
- Perform or schedule repairs or preventive maintenance of vehicles or other equipment.
- Compute or estimate cash, payroll, transportation, personnel, or storage requirements.
- Assist workers in tasks, such as loading vehicles.
- Direct workers in transportation or related services, such as pumping, moving, storing, or loading or unloading of materials.
- Plan and establish schedules.
- Inspect or test materials, stock, vehicles, equipment, or facilities to ensure that they are safe, free of defects, and consistent with specifications.
- Test water sources for factors, such as flow volume and contaminant presence.
- Monitor and adjust operations of geothermal power plant equipment or systems.
- Prepare and maintain logs, reports, or other documentation of work performed.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Collect and record data associated with operating geothermal power plants or well fields.
- Determine whether emergency or auxiliary systems will be needed to keep properties heated or cooled in extreme weather conditions.
- Perform pre- and post-installation pressure, flow, and related tests of vertical and horizontal geothermal loop piping.
- Identify equipment options, such as compressors, and make appropriate selections.
- Adjust power production systems to meet load and distribution demands.
- Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.
- Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Install and maintain geothermal plant electrical protection equipment.
- Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.
- Install and maintain geothermal system instrumentation or controls.
- Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Integrate hot water heater systems with geothermal heat exchange systems.
- Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.
- Backfill piping trenches to protect pipes from damage.
- Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).
- Test water sources for factors, such as flow volume and contaminant presence.
- 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.
- Identify and quantify drugs or poisons found in biological fluids or tissues, in foods, or at crime scenes.
- Collect evidence from crime scenes, storing it in conditions that preserve its integrity.
- Keep records and prepare reports detailing findings, investigative methods, and laboratory techniques.
- Use photographic or video equipment to document evidence or crime scenes.
- Testify in court about investigative or analytical methods or findings.
- Use chemicals or other substances to examine latent fingerprint evidence and compare developed prints to those of known persons in databases.
- Measure and sketch crime scenes to document evidence.
- Visit morgues, examine scenes of crimes, or contact other sources to obtain evidence or information to be used in investigations.
- Train new technicians or other personnel on forensic science techniques.
- Operate and maintain laboratory equipment and apparatus.
- Collect impressions of dust from surfaces to obtain and identify fingerprints.
- Examine and analyze blood stain patterns at crime scenes.
- Analyze gunshot residue and bullet paths to determine how shootings occurred.
- Confer with ballistics, fingerprinting, handwriting, documents, electronics, medical, chemical, or metallurgical experts concerning evidence and its interpretation.
- Prepare solutions, reagents, or sample formulations needed for laboratory work.
- Examine footwear, tire tracks, or other types of impressions.
- Examine physical evidence, such as hair, biological fluids, fiber, wood, or soil residues to obtain information about its source and composition.
- Reconstruct crime scenes to determine relationships among pieces of evidence.
- Determine types of bullets and specific weapons used in shootings.
- Review forensic analysts' reports for technical merit.
- Interpret laboratory findings or test results to identify and classify substances, materials, or other evidence collected at crime scenes.
- Compare objects, such as tools, with impression marks to determine whether a specific object is responsible for a specific mark.
- Examine firearms to determine mechanical condition and legal status, performing restoration work on damaged firearms to obtain information, such as serial numbers.
- Analyze data from computers or other digital media sources for evidence related to criminal activity.
- Enter data into databases.
- Operate drones to capture aerial footage or photographs of crime scenes for further analysis.
- Identify and quantify drugs or poisons found in biological fluids or tissues, in foods, or at crime scenes.
- Test experimental models under simulated operating conditions, for purposes such as development, standardization, or feasibility of design.
- Calculate dimensions or tolerances, using instruments, such as micrometers or vernier calipers.
- Machine parts to specifications, using machine tools, such as lathes, milling machines, shapers, or grinders.
- Measure, examine, or test completed units to check for defects and ensure conformance to specifications, using precision instruments, such as micrometers.
- Set up, adjust, or operate basic or specialized machine tools used to perform precision machining operations.
- Program computers or electronic instruments, such as numerically controlled machine tools.
- Study sample parts, blueprints, drawings, or engineering information to determine methods or sequences of operations needed to fabricate products.
- Monitor the feed and speed of machines during the machining process.
- 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.
- 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.
- Test experimental models under simulated operating conditions, for purposes such as development, standardization, or feasibility of design.
- Analyze soil to determine types or quantities of fertilizer required for maximum crop production.
- Collect and record growth, production, and environmental data.
- Manage nurseries that grow horticultural plants for sale to trade or retail customers, for display or exhibition, or for research.
- Direct and monitor trapping and spawning of fish, egg incubation, and fry rearing, applying knowledge of management and fish culturing techniques.
- Direct and monitor the transfer of mature fish to lakes, ponds, streams, or commercial tanks.
- Determine how to allocate resources and to respond to unanticipated problems, such as insect infestation, drought, and fire.
- Determine plant growing conditions, such as greenhouses, hydroponics, or natural settings, and set planting and care schedules.
- Devise and participate in activities to improve fish hatching and growth rates, and to prevent disease in hatcheries.
- Position and regulate plant irrigation systems, and program environmental and irrigation control computers.
- Prepare reports required by state and federal laws.
- Inspect facilities and equipment for signs of disrepair, and perform necessary maintenance work.
- Maintain financial, operational, production, or employment records for farms or ranches.
- Coordinate clerical, record-keeping, inventory, requisitioning, and marketing activities.
- Direct the breeding or raising of stock, such as cattle, poultry, or honeybees, using recognized breeding practices to ensure stock improvement.
- Negotiate with buyers for the sale, storage, or shipment of crops or livestock.
- Coordinate the selection and maintenance of brood stock.
- Provide information to customers on the care of trees, shrubs, flowers, plants, and lawns.
- Analyze market conditions to determine acreage allocations.
- Supervise the construction of farm or ranch structures, such as buildings, fences, drainage systems, wells, or roads.
- Replace chemical insecticides with environmentally friendly practices, such as adding pest-repelling plants to fields.
- Conduct inspections to determine crop maturity or condition or to detect disease or insect infestation.
- Conduct or supervise stock examinations to identify diseases or parasites.
- Determine types or quantities of crops, plants, or livestock to be grown and raised, based on budgets, federal incentives, market conditions, executive directives, projected sales volumes, or soil conditions.
- Determine, administer, and execute policies relating to operations administration and standards, facility maintenance, and safety.
- Direct crop production operations, such as planning, tilling, planting, fertilizing, cultivating, spraying, and harvesting.
- Evaluate marketing or sales alternatives for products.
- Hire, supervise, and train support workers.
- Monitor activities, such as irrigation, chemical application, harvesting, milking, breeding, and grading, to ensure adherence to safety regulations or standards.
- Monitor environments to ensure maintenance of optimum animal or plant life.
- Obtain financing for and purchase necessary machinery, land, supplies, or livestock.
- Analyze soil to determine types or quantities of fertilizer required for maximum crop production.
- Obtain fuel and oil samples and check them for contamination.
- Inspect completed work to certify that maintenance meets standards and that aircraft are ready for operation.
- Read and interpret maintenance manuals, service bulletins, and other specifications to determine the feasibility and method of repairing or replacing malfunctioning or damaged components.
- Maintain repair logs, documenting all preventive and corrective aircraft maintenance.
- Examine and inspect aircraft components, including landing gear, hydraulic systems, and deicers to locate cracks, breaks, leaks, or other problems.
- Conduct routine and special inspections as required by regulations.
- Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
- Inspect airframes for wear or other defects.
- Check for corrosion, distortion, and invisible cracks in the fuselage, wings, and tail, using x-ray and magnetic inspection equipment.
- Measure parts for wear, using precision instruments.
- Remove or install aircraft engines, using hoists or forklift trucks.
- Service and maintain aircraft and related apparatus by performing activities such as flushing crankcases, cleaning screens, and or moving parts.
- Test operation of engines and other systems, using test equipment, such as ignition analyzers, compression checkers, distributor timers, or ammeters.
- Assemble and install electrical, plumbing, mechanical, hydraulic, and structural components and accessories, using hand or power tools.
- Reassemble engines following repair or inspection and reinstall engines in aircraft.
- Maintain, repair, and rebuild aircraft structures, functional components, and parts, such as wings and fuselage, rigging, hydraulic units, oxygen systems, fuel systems, electrical systems, gaskets, or seals.
- Measure the tension of control cables.
- Read and interpret pilots' descriptions of problems to diagnose causes.
- Examine engines through specially designed openings while working from ladders or scaffolds, or use hoists or lifts to remove the entire engine from an aircraft.
- Listen to operating engines to detect and diagnose malfunctions, such as sticking or burned valves.
- Remove or cut out defective parts or drill holes to gain access to internal defects or damage, using drills and punches.
- Communicate with other workers to coordinate fitting and alignment of heavy parts, or to facilitate processing of repair parts.
- Inventory and requisition or order supplies, parts, materials, and equipment.
- Clean, refuel, and change oil in line service aircraft.
- Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
- Clean engines, sediment bulk and screens, and carburetors, adjusting carburetor float levels.
- Install and align repaired or replacement parts for subsequent riveting or welding, using clamps and wrenches.
- Accompany aircraft on flights to make in-flight adjustments and corrections.
- Locate and mark dimensions and reference lines on defective or replacement parts, using templates, scribes, compasses, and steel rules.
- Spread plastic film over areas to be repaired to prevent damage to surrounding areas.
- Fabricate defective sections or parts, using metal fabricating machines, saws, brakes, shears, and grinders.
- Clean, strip, prime, and sand structural surfaces and materials to prepare them for bonding.
- Determine repair limits for engine hot section parts.
- Disassemble engines and inspect parts, such as turbine blades or cylinders, for corrosion, wear, warping, cracks, and leaks, using precision measuring instruments, x-rays, and magnetic inspection equipment.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
- Trim and shape replacement body sections to specified sizes and fits and secure sections in place, using adhesives, hand tools, and power tools.
- Cure bonded structures, using portable or stationary curing equipment.
- Prepare and paint aircraft surfaces.
- Obtain fuel and oil samples and check them for contamination.
