Set up, operate, or tend continuous flow or vat-type equipment; filter presses; shaker screens; centrifuges; condenser tubes; precipitating, fermenting, or evaporating tanks; scrubbing towers; or batch stills. These machines extract, sort, or separate liquids, gases, or solids from other materials to recover a refined product. Includes dairy processing equipment operators.

Other names for Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders: Absorber Operator, Absorption Operator, Acetone Recovery Worker, Acetylene Plant Operator, Acid Extractor, Acid Purifier, Almond Blancher Operator, Jelly Filter Tender, Kettle Operator, Kettle Tender, Lard Bleacher, Lard Maker, Lard Refiner, Leach Cell Operator, Leach Runner, Leach Tank Tender, Leacher, Lead Recoverer, Lime Kiln Operator, Linseed Cake Trimmer, Linseed Oil Boiler, Machine Stemmer, Machine Stripper, Machine Tender, Malt House Operator, Maltster, Manufacturing Assistant, Manufacturing Associate, Manufacturing Operator, Maple Sugar Maker, Maple Syrup Maker, Mash Filter Operator, Mash Processing Operator, Mash Tub Cooker, Mash Tub Cooker Operator, Linseed Oil Refiner, Linseed Oil Temperer, Linter Operator, Linter Tender, Liquor Blender, Liquor Bridge Operator, Liquor Gallery Operator, Liquor Maker, Liquor Rectifier, Lye Bath Operator, Lye Machine Operator, Lye Peel Operator, Machine Binder Stripper, Centrifugal Operator, Centrifugal Station Operator, Centrifuge Operator, Centrifuge Separator Operator, Centrifuge Separator Tender, Char Filter Operator, Char Filter Tank Tender, Cheese Maker, Chemical Operator, Chemical Reclamation Equipment Operator, Cherry Pitter, Chips Screen Tender, Cider Maker, Hide Puller, Hollock Maker, Homogenizer Operator, Honey Extractor, Honey Processor, Hop Strainer, Hopper Attendant, Hot Wort Settler, Huller Operator, Hydrate Control Tender, Hydrogenation Still Operator, Irish Moss Operator, Iron Launder Operator, Almond Huller, Amalgamator, Ammonium Nitrate Crystallizer, Automatic Centrifugal Station Operator, Automatic Dry Starch Operator, Barley Steeper, Basin Operator, Batch or Continuous Still Operator, Batch Still Operator, Batch Tank Controller, Bath Mix Operator, Beer Brewer, Beer Cooler, Beer Maker, Beer Runner, Black Pickler, Blender / Cook, Boiling Tub Operator, Bolter, Bone Cooking Operator, Bone Glue Maker, Bottom Precipitator Operator, Brewer, Brewer Apprentice, Brewmaster, Brewmaster Assistant, Brine Tank Separator Operator, Butter Liquefier, Butter Maker, Buttermaker, Byproducts Pump Operator, Caramel Coloring Operator, Carbonation Equipment Operator, Carbonation Equipment Tender, Carbonator, Carbonizer, Catalyst Recovery Operator, Cellar Worker, Centrifugal Drier Operator, Centrifugal Machine Tender, Cider Press Operator, Clarifier, Clarifier Operator, Classifier Operator, Classifier Tender, Clean Rice Grader and Reel Tender, Coagulation Operator, Coal Washer, Cocoa Bean Cleaner, Cocoa Butter Filter Operator, Cocoa Press Operator, Concentrator Operator, Condenser Tube Tender, Cone Operator, Cone Runner, Cone Tender, Continuous Absorption Process Operator, Continuous Naphtha Treating Plant Recoverer, Cooker Operator, Cracking and Fanning Machine Operator, Cream Ripener, Cream Separator Operator, Crude Oil Treater, Cryolite Recovery Operator, Crystallizer Operator, Curing Bin Operator, Dairy Processing Equipment Operator, De-Alcholizer, De-Alcoholizer, De-Ionizer Operator, Decker Operator, Dehydration Plant Operator, Dehydration Unit Operator, Dehydrator Operator, Dehydrogenation Operator, Deodorizer, Deodorizer Operator, Deoiling Machine and Pasteurizing Machine Operator, Desulfurizer Operator, Dethistler Operator, Dewaterer Operator, Diffuser Operator, Digester Cook, Disintegrator Operator, Distillation Operator, Distiller, Distillery Worker, Dorr Operator, Drier Operator, Drum Loader and Unloader, Dry Starch Operator, Dryer Operator, Dust Collector Operator, Egg Breaking Machine Operator, Egg Pasteurizer, Electric Cell Tender, Evaporator, Evaporator Operator, Expeller Operator, Extracting Machine Operator, Extractor and Wringer Operator, Extractor Machine Operator, Extractor Operator, Extractor Plant Operator, Fat Purification Worker, Feather Separator, Fermentation Operator, Fermenter, Fermenting Cellar Dropper, Filler Machine Operator, Filter Helper, Filter Machine Operator, Filter Operator, Filter Plant Operator, Filter Press Operator, Filter Press Tender, Filter Tank Operator, Filter Tank Tender, Filter Tender, Filterer, Filtering Machine Tender, Finisher Operator, Flaker Operator, Flash-Drier Operator, Flavoring Oil Filterer, Flotation Operator, Flotation Tank Operator, Flotation Tender, Flusher, Fourdrinier Machine Operator, Fruit Preserver, Fruit Press Operator, Germination Worker, Glaze Handler, Gluten Settling Tender, Grader Tender, Grain Cleaner, Grain Processor, Grape Crusher, Grease Refiner Operator, Head Filter Press Tender, Head Filter Tank Tender Helper, Head Soft Sugar Operator, Head Still Operator, Heavy Media Operator, Masher, Master Brewer, Meal Room Hand, Meat Grading Machine Operator, Melter Operator, Mercury Purifier, Mercury Washer, Milk Condenser, Milk Pasteurizer, Milk Processor, Mill Operator, Molasses Coloring Operator, Molasses Preparer, Molybdenum Steamer Operator, Monitor and Storage Bin Tender, Monomer Purification Operator, Mud Tank Operator, Naphthalene Operator, Natural Gas Treating Unit Operator, Neutralizer, Nitroglycerin Separator Operator, Nut Sorter Operator, Oil Recovery Unit Operator, Oil Separator, Oil Treater, Oilseed Meat Presser, Oliver Filter Operator, Opener, Ore Washer, Pan Operator, Paper Machine Tender, Paper Maker, Paraffin Plant Operator, Paraffin Plant Sweater Operator, Pasteurizer, Pasteurizing Machine Operator, Peanut Blancher, Percolator Operator, Plant Operator, Plasma Processing Centrifuge Operator, Platinum and Palladium Kettle Tender, Poacher Operator, Polyethylene Catalyst Filtration Operator, Pond Tender, Post-Process Operator, Potato Peeler, Potato Peeling Machine Operator, Precipitator, Press Puller, Pressure Tank Operator, Process Technician, Processing Operator, Processor, Pulp Mill Operator, Pulp Press Tender, Pulper Operator, Pulper Tender, Purification Operator, Purifier, Putter Out, Pyridine Operator, Pyridine Recovery Operator, Recovery Operator, Refinery Assistant Operator, Refinery Operator, Refinery Technician, Refining Machine Operator, Retort Operator, Rice Cleaning Machine Tender, Riddler, Riddler Operator, Riffler Tender, Ripening Room Attendant, Rouge Miller, Rouge Sifter, Rouge Sifter and Miller, Rough Rice Tender, Rum Processing Operator, Salt Washer, Saturator, Saturator Operator, Save All Operator, Scrap Handler, Screen Operator, Screen Room Operator, Screen Tender, Screener, Screener Operator, Seed Cleaner, Seed Cleaner Operator, Seed Yeast Operator, Separating and Filtering Machine Operator, Separating Machine Operator, Separator, Separator Operator, Separator Tender, Shaker, Shaker Tender, Sheller Ii, Shellfish Meat Separator Operator, Sieve Grader Tender, Sifting Operator, Silica Filter Operator, Skin Peeling Machine Operator, Slime Plant Operator, Sludge Mill Operator, Smutter, Soda Dialyzer, Solvent Process Extractor Operator, Sorting Machine Operator, Spice Cleaner, Spiral Runner, Starch Factory Laborer, Starchmaker, Steep Tender, Stemmer, Stemming Machine Operator, Sterile Products Processor, Still Operator, Still Operator Helper, Still Tender, Strainer Tender, Stripper, Strong-Nitric Operator, Sublimer, Sugar Boiler, Sweater Operator, Syrup Maker, System Technician, Table Runner, Table Tender, Tallow Maker, Tallow Refiner, Tank Pumper, Tank Tender, Tapper, Tar Leveler, Tetryl Screen Operator, Thickener Operator, Thresher, Threshing Machine Operator, Time Cycle Operator, Tobacco Stemmer, Tobacco Stripper, Top Precipitator Operator, Treater, Turpentine Distiller, Utility Operator, Vacuum Conditioner Operator, Vacuum Filter Operator, Vacuum Pan Operator, Vacuum Pan Tender, Vallez Filter Operator, Washer, Washer and Crusher Tender, Washer Operator, Washtub Worker, Water Filterer, Water Treatment Plant Operator, Wax Bleacher, Wax Pumper, Wet Plant Operator, Wet-End Operator, Wheelman, Whey Department Operator, Wine Cellar Worker, Wine Master, Winemaker, Winery Worker, Winterizer, Wringer Operator, Yeast Distiller, Yeast Fermentation Attendant, Zinc-Chloride Operator,

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

• Adjustable wrenches
• Hammers
• Colorimeters
• Desktop computers
• Depth indicators
• Laboratory burets
• Grease guns
• Handheld refractometers or polarimeters
• Hydrometers
• Floor or platform scales
• Locking pliers
• Personal computers
• pH meters
• Screwdrivers
• Floor or platform scales
• Power drills
• Ratchets
• Remote reading thermometers
• Socket sets
• Screwdrivers
• Viscosimeters
• Wire brushes

Word processing software

Spreadsheet software

Data base user interface and query software

Electronic mail software