-
Clean or sterilize tanks, screens, inflow pipes, production areas, or equipment, using hoses, brushes, scrapers, or chemical solutions.
-
Remove clogs, defects, or impurities from machines, tanks, conveyors, screens, or other processing equipment.
-
Set up or adjust machine controls to regulate conditions such as material flow, temperature, or pressure.
-
Communicate processing instructions to other workers.
-
Maintain logs of instrument readings, test results, or shift production for entry in computer databases.
-
Assemble fittings, valves, bowls, plates, disks, impeller shafts, or other parts to prepare equipment for operation.
-
Examine samples to verify qualities such as clarity, cleanliness, consistency, dryness, or texture.
-
Dump, pour, or load specified amounts of refined or unrefined materials into equipment or containers for further processing or storage.
-
Remove full containers from discharge outlets and replace them with empty containers.
-
Measure or weigh materials to be refined, mixed, transferred, stored, or otherwise processed.
-
Inspect machines or equipment for hazards, operating efficiency, malfunctions, wear, or leaks.
-
Collect samples of materials or products for laboratory analysis.
-
Start agitators, shakers, conveyors, pumps, or centrifuge machines.
-
Turn valves or move controls to admit, drain, separate, filter, clarify, mix, or transfer materials.
-
Install, maintain, or repair hoses, pumps, filters, or screens to maintain processing equipment, using hand tools.
-
Turn valves to pump sterilizing solutions or rinse water through pipes or equipment or to spray vats with atomizers.
-
Test samples to determine viscosity, acidity, specific gravity, or degree of concentration, using test equipment such as viscometers, pH meters, or hydrometers.
-
Monitor material flow or instruments, such as temperature or pressure gauges, indicators, or meters, to ensure optimal processing conditions.
-
Operate machines to process materials in compliance with applicable safety, energy, or environmental regulations.
-
Connect pipes between vats and processing equipment.