1. Tends vats that wash and treat nitroglycerin to neutralize acids remaining from nitrating process in explosives manufacture: Admits warm water to vat of nitroglycerin, and introduces stream of air from bottom of vat to agitate and mix product for specified interval. 2. Turns off water and air to allow …
1. Supervises and coordinates activities of workers engaged in nitrating glycerine with nitric acid to make nitroglycerin, separating, washing, and neutralizing operations, and delivering nitroglycerin to dynamite mix house. 2. Trains workers in operating equipment and instructs workers in safety procedures. 3. Performs other duties as described under SUPERVISOR Master …
1. Tends gravity separator to separate nitroglycerin from spent acids, preparatory to washing, neutralizing, and processing into explosives: Turns petcock to transfer mixture of spent acids and nitroglycerin from batch nitrator to separator. 2. Turns petcock to drain acids from nitroglycerin into trough leading to spent-acid storage. 3. Observes liquid …
1. Tends equipment that dries raw ground materials and makes pellets: Starts pelletizer rotating and starts feed and discharge conveyors and traveling grates in preburning-ovens. 2. Turns valves to regulate water sprays in pelletizer and heat in oven. 3. Observes mixing of materials and water to determine if uniform nodules …
1. Conducts radiographic, penetrant, ultrasonic, and magnetic particle tests on metal parts to determine if parts meet nondestructive specifications: Reviews test orders to determine type of test requested, test procedures to follow, and part acceptability criteria. 2. Applies agents, such as cleaners, penetrants, and developers, and couplant, to parts, or …
1. Tends series of machines that mix, knead, roll, and cut dough to make noodles: Weighs and measures specified ingredients according to standard formulas, and dumps them into mixing machine. 2. Moves lever to empty mixed ingredients into kneading machine. 3. Feeds kneaded dough into rolling machine that forms dough …
1. Mixes materials and tends equipment to form kaolin into noodle-like strips, for use as catalyst in production of ethylene from alcohol: Dumps specified amount of kaolin into mixing trough, using wheelbarrow. 2. Adds water until specified consistency is attained and mixes materials, using hoe, until mixture appears suitable for …
1. Operates machine to blend ingredients, and knead, extrude, and cut dough used to make noodles: Installs specified die in press, using handtools. 2. Adjusts press rollers to regulate thickness of dough, using micrometer and handtool. 3. Dumps premeasured quantity of eggs into tub, sets meter, and turns spigot to …
1. Tends mixing tanks and auxiliary equipment to combine acids or other specified liquid ingredients to produce solutions for manufacturing explosives, such as nitroglycerin, tetryl, and TNT: Pumps specified liquids through metering or weighing tanks into mixing tank. 2. Starts tank agitator to mix ingredients for specified time. 3. Draws …
1. Screens and dries nitrocellulose to prepare it for use in making dynamite: Shovels nitrocellulose from drum onto nonsparking screen, using wooden shovel. 2. Rubs nitrocellulose through screen by hand to remove foreign material. 3. Spreads screened material on trays and places trays in drying chamber. 4. Starts blower and …
1. Controls electrolysis tanks to purify electrolyte used in copper refining by removing copper, arsenic, and nickel: Places lead anodes and copper cathode starting sheets in tanks and turns valves to fill tanks with impure electrolyte. 2. Switches on current and starts circulation pumps to remove copper from solution and …
1. Tends machine that nicks curved edges of shoe parts, such as vamps, tongues, quarters, and bindings, to facilitate folding of edges, using either of following methods: Turns machine head to bring designated multiedged die into position. 2. Positions part under die and depresses pedal that forces die downward, nicking …
1. Sets up and operates machine that notches identification nicks in cutting die edge: Grinds burrs from cutting edge of die, using abrasive wheel. 2. Obtains nicking tools specified on template. 3. Bolts tools to machine bed, using wrench. 4. Heats cutting edge of die to soften metal, using acetylene …
1. Verifies and balances entries and records of financial transactions reported by various hotel departments during day, using adding, bookkeeping, and calculating machines. 2. May perform duties of HOTEL CLERK in smaller establishment.
1. Patrols scheduled route to inspect operation of illuminated and animated signs: Drives company car along scheduled route at night. 2. Inspects signs covered by company maintenance contract for specified appearance and operation. 3. Reports faulty operation to service department. 4. May perform minor repairs, such as replacing light bulbs.
1. Smooths and polishes tips of fountain pen nibs, following specifications and using polishing compounds and abrasive cloths and papers: Applies polishing compound, such as rouge, emery, garnet, or other abrasive cloths or paper. 2. Presses and rotates nib on abrasive cloth or paper to polish it to specified smoothness. …
1. Inspects fountain pen nibs to ensure that smoothness, contour, and dimensions conform to specifications, using magnifying glass and dial and fixed gauges: Examines nibs with magnifying glass and by feeling with fingertips to detect surface defects, such as scratches, pits, and cracks. 2. Verifies dimensions of nibs, using preset …
1. Tends machine that cuts metal plates, sheets, or structural shapes into specified radial or irregular shapes by action of reciprocating cutting knives or punches: Positions and clamps specified cutter or punch into ram and bed of machine. 2. Turns thumbscrews to adjust depth of stroke to thickness of metal. …
1. Assembles and repairs nets on shore and aboard ship: Assembles, ties, and adjusts various webbing material, floats, weights, rings, and ropes to make gill nets, purse seines, reef nets, and trawls, using knife and twine-filled bobbin shuttle. 2. Hoists net into ship’s rigging to dry after fishing operations, using …
1. Washes stainless steel electronic testing nets to remove printing ink and dust: Immerses nets in soapy water and cleans nets, using handbrush. 2. Inspects nets for broken links or snags and sets aside defective nets. 3. Hangs nets on rack and starts fan to dry them.
1. Inspects and mends netting: Stretches netting over frame and examines rows of mesh for defects, such as broken twine and irregular knots. 2. Measures mesh with rule to ensure that net meets size specifications. 3. Ties loose mesh with net-mending needle and cuts loose ends of twine with knife …
1. Monitors data communications network to ensure that network is available to all system users and resolves data communications problems: Receives telephone call from user with data communications problem, such as failure of data to be transmitted to another location. 2. Reviews procedures user followed to determine if specified steps …
1. Diagnoses and treats organic diseases and disorders of nervous system: Orders and studies results of chemical, microscopic, biological, and bacteriological analyses of patient’s blood and cerebro-spinal fluid to determine nature and extent of disease or disorder. 2. Identifies presence of pathological blood conditions or parasites and prescribes and administers …
1. Inspects and services new automobiles on delivery to dealer or customer, and makes minor repairs or adjustments to place vehicle in salable condition, using handtools, portable power tools, and specification sheets: Inspects vehicle for obvious damage and missing major components. 2. Records discrepancies and signs acceptance slip for each …
1. Inspects new cars prior to loading onto carriers: Examines car for scratches, dents, and broken glass. 2. Drives car to detect motor noises, transmission malfunctions, and brake failure. 3. Records findings. 4. Drives cars onto trailer truck. 5. Keeps record of cars until delivery.
