Set up, operate, or tend machines to crush, grind, or polish materials, such as coal, glass, grain, stone, food, or rubber.
<ul><li>Observe operation of equipment to ensure continuity of flow, safety, and efficient operation, and to detect malfunctions.</li><li>Examine materials, ingredients, or products, visually or with hands, to ensure conformance to established standards.</li><li>Move controls to start, stop, or adjust machinery and equipment that crushes, grinds, polishes, or blends materials.</li><li>Clean, adjust, and maintain equipment, using hand tools.</li><li>Weigh or measure materials, ingredients, or products at specified intervals to ensure conformance to requirements.</li><li>Read work orders to determine production specifications and information.</li><li>Dislodge and clear jammed materials or other items from machinery and equipment, using hand tools.</li><li>Tend accessory equipment, such as pumps and conveyors, to move materials or ingredients through production processes.</li><li>Record data from operations, testing, and production on specified forms.</li><li>Load materials into machinery and equipment, using hand tools.</li><li>Notify supervisors of needed repairs.</li><li>Clean work areas.</li><li>Reject defective products and readjust equipment to eliminate problems.</li><li>Transfer materials, supplies, and products between work areas, using moving equipment and hand tools.</li><li>Inspect chains, belts, or scrolls for signs of wear.</li></ul>