1. Tends machines that clean and grind samples of grain to obtain flour samples for testing: Pours grain into machines to remove chaff, dirt, undesirable seeds, and determine moisture content. 2. Dumps cleaned grain into mill hopper to grind wheat into flour. 3. Dumps flour into machine to sift it …
1. Supervises and coordinates activities of workers engaged in assembling, final testing, and inspection of miniature ball bearings: Inspects and tests sample bearings on variety of special devices to determine whether bearings conform to specifications. 2. Examines rejected bearings to ascertain whether components are salvageable. 3. Recommends research to update …
1. Tests chemical and physical properties of materials used in manufacturing or assembling motor vehicles: Performs standard chemical and physical tests on parts, solutions, and materials used in producing motor vehicles, using conventional and computerized machines and work aids. 2. Conducts quantitative and qualitative analyses to determine chemical and physical …
1. Supervises and coordinates activities of workers engaged in developing photographic prints from negatives, copying and enlarging prints, and in production of lantern slides, and airbrushing and retouching prints: Inspects finished film and prints for sharpness, color balance, and brilliance. 2. Directs workers in care and setting up of field …
1. Keeps records of chemicals, apparatus, and samples, such as coal, ash, and oil, received for testing in control laboratory. 2. Weighs and prepares for shipment chemical supplies furnished by laboratory. 3. Cleans glassware and other laboratory apparatus, and salvages sample bottles or containers for reuse. 4. Returns unused chemicals …
1. Assists workers engaged in testing, adjusting, and repairing electrical transmission and distribution equipment in laboratory repair shop, performing any combination of following tasks: Cuts lead wires to length and attaches connectors according to requirements of equipment to be tested. 2. Connects lead wires to equipment and test-apparatus as directed. …
1. Performs routine laboratory tasks related to processing whole blood and blood components: Centrifuges whole blood to produce various components including packed red cells, platelet concentrate, washed red cells, and plasma. 2. Examines blood stock at designated intervals to confirm that all units are in satisfactory condition. 3. Observes thermostats …
1. Prepares culture media used to develop vaccines and toxoids or to conduct chemical, microscopic, and bacteriologic tests: Measures and weighs ingredients, such as food source, chemicals, preservatives, and vitamins, to prepare growth medium, using scales, graduated flasks, syringes, pipettes, and standard formulas. 2. Adjusts controls of equipment, such as …
1. Analyzes data obtained from investigation of physical and chemical properties of metals, or processes used in recovering metals from their ores to select method, standards, and procedures of examination and testing and conducts tests: Analyzes operating records and test reports, or by personal observation and investigation, determines conformance to …
1. Tends machine that attaches gummed identification labels to phonograph records: Places labels on machine spindle and turns on heating element in ram of machine. 2. Positions record on machine bed and presses pedal to start labeling mechanism. 3. Removes labeled record while simultaneously positioning unlabeled record on machine. 4. …
1. Expedites movement of labor to construction locations: Contacts representatives of transportation, feeding, and housing facilities to arrange for servicing workers at transient points. 2. Issues permits, identification cards, and tickets to workers for travel to specified areas. 3. May contact labor union with jurisdiction, where project is located, to …
1. Performs standardized laboratory tests to verify chemical characteristics or composition of textile fibers, yarns, and products, and materials used in processing textiles: Tests oil and soap products to determine fitness for use in cloth and yarn finishing processes. 2. Tests dyed goods for stripping. 3. Tests greige goods to …
1. Tends machine equipped with pinking attachment that cuts strips of labeling material into individual labels: Positions roll of material on holder and inserts end in feeding mechanism. 2. Turns dial to set counter for specified number of labels to be cut. 3. Starts machine and observes cut labels to …
1. Removes damaged or improperly applied labels from filled whiskey bottles: Places bottles into container of warm water to loosen labels. 2. Rubs or scrapes labels from bottles, using fingers or blade. 3. Wipes bottles with cloth to remove excess moisture and glue. 4. Places bottles on conveyor for relabeling.
1. Tends machine that cuts, folds cut edges, presses, counts, and packs labels in box: Positions roll of labels on holder and inserts end in feeder mechanism. 2. Positions box at discharge end of machine and turns dial to set counter that stops machine when specified number of labels have …
1. Cuts notches in container or bottle labels to indicate data, such as type, batch, date, and destination of product, following predetermined code: Turns setscrews to space and lock blades of notching device according to coding guide, using ruler. 2. Clamps stack of labels on bed of notching device and …
1. Dries phonograph labels in oven for use by record-press section: Obtains specified labels from stock and spreads them on drying racks of oven. 2. Turns dial of automatic timer to start drying cycle. 3. Removes dried labels from racks and separates labels by title. 4. Stacks labels on warming …
1. Removes plaster-forming mandrels from cured plastic products: Places product in tank of water to loosen product from mandrel. 2. Pounds product with mallet to break plaster, utilizing knowledge of plastics to avoid damaging product. 3. Immerses product in water to wash out remaining plaster. 4. Cuts bands of reinforcing …
1. Glues and drives tenons of precut wood parts into mortises of other parts to assemble wood products, such as window sashes, door frames, boxes, or furniture or cabinet parts: Brushes glue on tenons or into mortises. 2. Places wood parts on worktable according to specified pattern and sequence and …
1. Tends machine that automatically prints, strings, and knots paper tags: Mounts rolls of string and paper or card stock in machine. 2. Starts machine and examines completed tag to detect machine malfunction. 3. Stops machine to clear jams. 4. Ties finished tags into bundles. 5. May tend machine that …
1. Tends band-seating machine that roughens grooves of artillery shells so that brass or copper bands affixed by BANDING-MACHINE OPERATOR will secure shell and rotate it when fired: Positions shell in chuck of lathe and tightens chuck, using wrench. 2. Moves machine controls to start shell rotating and engage feed …
1. Tends knitting machine that makes netting from twine: Adjusts twine guides and tension rollers to conform with width, length, and mesh specification, using handtools and rule. 2. Places spools of twine on machine spindles and inserts wound bobbins in shuttle containers. 3. Threads twine from bobbins and spools through …
1. Assists KNITTING-MACHINE OPERATOR to knit cloth: Creels machines and ties yarn ends from each supply cone to yarn ends on exhausted cones. 2. Cuts knitted cloth with shears and doffs cloth rolls from machines. 3. Trucks cloth rolls from knitting area. 4. Replaces broken knitting machine needles, using needle …
1. Operates knitting machines to knit hose to shape of foot and leg: Places spools of yarn on spindles of machine and threads machine. 2. Places welt rod in retaining notch of welt bar and turns lever to lower welt bar to knitting position. 3. Pushes yarn carrier into position …
