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U.S. Department of Labor
Settore: Government; Labor
Number of terms: 77176
Number of blossaries: 0
Company Profile:
A professional who tends machine that cleans and sterilizes containers, such as barrels, fruit juice bottles, milk cans, and baking pans. Respnsibilities include: * Moves controls to fill washing and sterilizing tanks with water and steam, and to regulate temperature in cleaning tank. * Dumps specified amounts of chemicals into cleaning tank. * Loads containers on conveyor that carries containers through cleaning and sterilizing operations. * Examines containers for cleanliness and defects, such as dents and cracks. * Cleans and lubricates equipment. * May manually clean containers prior to machine cleaning, using sponge or brush. * May be designated according to type of container washed as Barrel Washer, Machine; Bottle Washer, Machine I; Can Washer, Machine.
Industry:Professional careers
A professional who tends machine that shapes and cooks dough to make tortillas and corn chips. Respnsibilities include: * Kneads masa (cornmeal dough) into loaves as masa emerges from corn-grinding machine and places masa into hopper of shaping machine. * Starts machine to flatten dough between rollers, cut it into shape, and convey shaped dough through baking oven to make tortillas, or frying tank to make corn chips. * Inspects cooked tortillas or corn chips for color, size, and texture and regulates cooking temperature and conveying speed as required. * May be designated according to product made as Corn-Chip Maker; Tortilla Maker.
Industry:Professional careers
A professional who tends machine that pumps gas to retard decay of fresh fruits and vegetables during storage and shipment. Respnsibilities include: * Loads machine with chlorine and salt. * Starts machine that pumps gas into storage space or freight car. * Periodically tests concentration of gas, using comparometer, and adjusts flow accordingly. * Stops machine when specified time has elapsed and blows gas from storage area or freight car.
Industry:Professional careers
A professional who tends machine that cuts paper from defective cigarettes to reclaim tobacco. Respnsibilities include: * Attaches hoisting bar to tub of cigarettes. * Starts machine and pulls rope to hoist tub and dump cigarettes into hopper that feeds cigarettes under cutting knives and onto separator (vibrating screen) that separates paper from tobacco.
Industry:Professional careers
A professional who tends machines that extract and pasteurize oils from citrus fruit juices. Respnsibilities include: * Starts machines, and turns steam valves to heat juice. * Observes steam gauges and thermometers and adjusts controls to keep temperature and pressure within specified limits. * Notifies supervisor of malfunctioning machines. * Washes machines.
Industry:Professional careers
A professional who tends machines that dry and grind liquid food products, such as chocolate, malt, milk, or yeast. Respnsibilities include: * Turns valve to control flow of steam to heat drier to operating temperature and observes thermometer and pressure gauge to ensure that specified temperature and pressure are maintained. * Installs cutting blades and screens in mill. * Starts drier and turns valve to regulate material flow between heated revolving drums. * Observes thickness and color of dried material sheet emerging from drums to determine moisture content of material. * Turns screws to adjust drum speed and thickness of sheet to ensure that required dryness of material is attained. * Turns screws to adjust knife that scrapes material off drum. * Starts conveyor that carries dried material into mill. * Places container at outlet of mill to catch dry, ground product. * May be designated according to material dried and ground as Yeast-Drier Operator, Drum.
Industry:Professional careers
A professional who tends dumping machine that automatically grips, tilts, and dumps boxes of fruit or other produce into flue or onto conveyor leading to washing vat, and returns empty boxes. * May start and stop conveyor to control flow of fruit. * May oil, grease, and make minor adjustments to machine. * May clear box jams and restart machine.
Industry:Professional careers
A professional who tends machine that flattens and dries oilseed, such as soybean, cottonseed, and corn, and presses it to extract oil. Respnsibilities include: * Turns handwheels to adjust distance between rollers that flatten oilseed. * Starts rollers and turns gate valve to admit oilseed. * Observes rolling process to ensure that pressure of rollers on oilseed is not sufficient to extract oil. * Turns control of heat drier to specified temperature, and opens chute to admit flattened oilseed to drier. * Turns steam valves of heat cooker to cook dried oilseed. * Turns handwheels to adjust roller pressure of oil expeller. * Feels samples of expelled oilseed to determine that sufficient quantity of oil has been removed. * May tend attrition mill that breaks up dehydrated oilseed. * May tend filter press to filter oil. * May be designated according to process phase as Crusher Tender (oils & grease); Drier Tender (oils & grease) II; Oil-Expeller.
Industry:Professional careers
A professional who tends machine that cuts tobacco leaves into shreds and cleans shredded tobacco for use as cigar filler. Respnsibilities include: * Spreads tobacco evenly on conveyor feed belt or dumps tobacco into hopper of machine. * Starts machine. * Scrapes tobacco from revolving knife of machine. * Replaces filled receptacles under filler chute and foreign matter chutes.
Industry:Professional careers
A professional who tends control panel that regulates flow of fruit juices through filtering system and cooks juices preparatory to processing into jelly. Respnsibilities include: * Depresses button to regulate flow of juice from storage tank, through filter system, into cooking kettle. * Turns valves to open supply lines to add specified amount of sugar into kettle and activates heating controls to cool mixture. * Turns valves on centrifugal pump to transfer juice from kettles to receiving tanks for processing into jelly.
Industry:Professional careers