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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 operates any of following machines and equipment to relieve regular operators engaged in processing cocoa beans into chocolate liquor and in producing cocoa powder and sweet chocolate, according to formula. Respnsibilities include: * Controls roaster that roasts cocoa beans to develop specified color and flavor and reduces moisture content of beans. * Tends mill to grind nibs (cracked cocoa beans) into liquid chocolate of specified fineness. * Tends hydraulic press to extract cocoa butter from chocolate liquor, and operates cocoa room machinery and equipment to grind and pulverize cocoa cakes into cocoa powder. * Mixes ingredients, such as chocolate liquor, sugar, and powdered milk to make sweet chocolate. * Operates refining machine to grind chocolate paste to specified consistency. * Operates tempering equipment to control temperature of chocolate in cooling process before molding. * May tend molding machines, pressure cookers, and dryers. * May assist in supervising and training production line workers.
Industry:Professional careers
A professional who operates continuous flow or vat-type equipment to process milk, cream, and other dairy products, following specified methods and formulas. Respnsibilities include: * Connects pipes between vats and processing equipment. * Assembles fittings, valves, bowls, plates, disks, impeller shaft, and other parts to equipment with wrench to prepare for operation. * Turns valves to pump sterilizing solution and rinse water through pipes and equipment and spray vats with atomizer. * Starts pumps and equipment, observes temperature and pressure gauges, and opens valves on continuous flow equipment to force milk through centrifuge to separate cream from milk, through homogenizer to produce specified emulsion, and through filter to remove sediment. * Turns valves to admit steam and water into pipes to pasteurize milk and to circulate refrigerant through coils to cool milk. * Starts pump and agitator, observes pressure and temperature gauges, and opens valves on vat equipment to fill, stir, and steam-heat milk in vat. * Pumps or pours specified amounts of liquid or powder ingredients, such as skim milk, lactic culture, stabilizer, neutralizer, and vitamins into vat to make dairy products, such as buttermilk, chocolate milk, or ice cream mix. * Tests product for acidity at various stages of processing. * Records specified time, temperature, pressure, and volume readings. * May be designated according to process performed as Byproducts Maker; Clarifier Operator; Cooler Operator; Homogenizer Operator; Mix Maker; Pasteurizer Operator; Separator Operator. * May be required to hold license from State Board of Health or local government unit.
Industry:Professional careers
A professional who performs any combination of following duties to relieve other workers in producing gelatin or glue from animal stock (skins, splits, fleshings, and trimmings). Respnsibilities include: * Tends equipment to wash animal stock used to make gelatin and glue and lime vats to loosen hair and open pores of stock. * Tends equipment to cook stock for broth, and operates evaporator to dehydrate broth to concentrate gelatin contents. * Tends press to filter impurities from gelatin or glue. * Tends equipment to spread gelatin or glue into sheets for drying and equipment that grinds, weighs, and packages gelatin or glue.
Industry:Professional careers
A professional who controls equipment to process base oils used in manufacture of margarine and shortening. Respnsibilities include: * Starts pumps to move premeasured batches of refined oils or fats into converter vessel. * Turns valves to adjust rate of flow of hydrogen, steam, air, and water into converter, and weighs and adds specified amounts of catalytic agents and other chemicals to harden batch of oils or fats, as required. * Tests samples of batch to ensure that hardness of product is in accordance with specifications, using refractometer. * Pumps hardened oils through filter press to remove catalyst and attaches lines to transfer filtered oil to blending vessel. * Starts pump to add specified amounts of blending oils to blending vessel and turns valves to heat and blend oils for required amount of time. * Observes temperature and pressure gauges, and turns valves to make adjustment when necessary. * Pumps finished oils through filter press to holding tank. * May be designated according to equipment controlled as Blender (oils & grease); Hardener (oils & grease).
Industry:Professional careers
A professional who operates centrifugal separator, pressure cooker, drum drier, hammer mill, and air separator to process Irish moss (carrageen) into powdered stabilizer used in food processing. Respnsibilities include: * Pumps boiled mixture from holding tank into centrifugal separator and starts machine to separate moss from mixture. * Pumps mixture from centrifuge to pressure cooker. * Weighs out and adds specified amounts of powdered ingredients. * Turns steam valve and observes pressure gauges on pressure cooker to cook mixture for specified time. * Pumps mixture to drier and turns valve to heat drier to prescribed temperature and reduce product to solid form. * Starts screw conveyor to carry mixture out of drier through hammer mill and air separator to pulverize and deposit product in containers for storage. * May draw sample of product and perform tests, using meters, or submit sample for testing.
Industry:Professional careers
A professional who tends series of machines that mix, knead, roll, and cut dough to make noodles. Respnsibilities include: * Weighs and measures specified ingredients according to standard formulas, and dumps them into mixing machine. * Moves lever to empty mixed ingredients into kneading machine. * Feeds kneaded dough into rolling machine that forms dough into sheet and winds sheet into roll. * Turns knob to regulate roller clearance and dusts rolled sheet with cornstarch. * Inserts end of sheet into feed rollers of cutting machine that slits sheet into strands. * Slides rod under emerging strands to drape strands over rod. * Pulls lever to cut strands to specified length and hangs filled rod on rack. * Pushes rack into drying room, and sets thermostat to specified temperature. * Feels and observes consistency of product throughout operation to control quality and processing time. * May cut noodles into packaging lengths, using knife. * May weigh and wrap noodles in cellophane or pack them in cartons.
Industry:Professional careers
A professional who evaluates and grades body, texture, flavor, and color of natural cheese. Respnsibilities include: * Pushes trier into cheese to obtain sample plug. * Smells and tastes cheese for odor, acidity, and flavor. * Examines cheese with fingers to determine firmness and texture. * Observes cheese for color, shape, size, finish, and surface blemishes. * Records weight, grade, and identifying data. * Must hold state or federal license. * May buy cheese and assist with production problems.
Industry:Professional careers
A professional who tests cigarettes and cellophane wrappers to ensure that products conform to company standards, according to following methods. Respnsibilities include: * (1) Feeds sample from cigarette-making machine into hopper of weight recorder that tallies weight of each cigarette and totals number of each weight. * Computes average weight of cigarettes in sample and compares average weight with standard to determine deviations. * (2) Slits cigarette paper, dumps tobacco into container, and places container in electric moisture meter to obtain moisture content. * (3) Weighs tobacco from specified number of cigarettes and places tobacco in agitator equipped with series of screens to separate shreds according to size. * Weighs separate tobacco and determines percentage of each size of shreds in single cigarette, using conversion table. * (4) Removes cellophane wrapper from cigarette pack and tests resistance to air by slipping wrapper over suction device of instrument that draws air through wrapper and indicates amount of airflow. * Records test finding, date, and machine number from which samples were taken.
Industry:Professional careers
A professional who tests cigarettes and cellophane wrappers to ensure that products conform to company standards, according to following methods. Respnsibilities include: * (1) Feeds sample from cigarette-making machine into hopper of weight recorder that tallies weight of each cigarette and totals number of each weight. * Computes average weight of cigarettes in sample and compares average weight with standard to determine deviations. * (2) Slits cigarette paper, dumps tobacco into container, and places container in electric moisture meter to obtain moisture content. * (3) Weighs tobacco from specified number of cigarettes and places tobacco in agitator equipped with series of screens to separate shreds according to size. * Weighs separate tobacco and determines percentage of each size of shreds in single cigarette, using conversion table. * (4) Removes cellophane wrapper from cigarette pack and tests resistance to air by slipping wrapper over suction device of instrument that draws air through wrapper and indicates amount of airflow. * Records test finding, date, and machine number from which samples were taken.
Industry:Professional careers
A professional who examines, sorts, and grades sample fruit from load at receiving point. Respnsibilities include: * Takes random samples from load, weighs sample and containers, and calculates net weight and tare of total load. * Sorts sample fruit by grade and size, according to company or government specifications. * Weighs each portion of sample and calculates percentage of each size and grade in total load. * Issues grade ticket or receipt for load.
Industry:Professional careers