Fabricate and repair jewelry articles. They make models or molds to create jewelry items.

Inspect, test, sort, sample, or weigh nonagricultural raw materials or processed, machined, fabricated, or assembled parts or products for defects, wear, and deviations from specifications. They use precision measuring instruments and complex test equipment.

Operate or watch over heavyduty heating equipment. Includes activities, such as annealing glass, drying lumber, curing rubber, removing moisture or soap from the materials.

Set up, operate, or watch over machines, such as glass forming machines, plodder machines, and tuber machines. They shape and form products, such as glassware, food, rubber, soap, brick, tile, clay, wax, tobacco, or cosmetics.

Set up, operate, or watch over machines that cut or slice materials, such as glass, stone, cork, rubber, tobacco, food, paper, or insulating material.

Use hand tools or hand held power tools to cut and trim a variety of manufactured items, such as carpet, fabric, stone, glass, or rubber.

Set up, operate, or watch over machines to mix or blend materials, such as chemicals, tobacco, liquids, color pigments, or explosive ingredients.

Grind, sand, or polish, using hand tools or hand held power tools, a variety of metal, wood, stone, clay, plastic, or glass objects. Includes chippers, buffers, and finishers.

Set up, operate, or watch over machines to crush, grind, or polish materials, such as coal, glass, grain, stone, food, or rubber.

Set up, operate, or watch over continuous flow or vat type equipment; filter presses; shaker screens; centrifuges; condenser tubes; precipitating, fermenting, or evaporating tanks; scrubbing towers; or batch stills. These machines extract, sort, or separate liquids, gases, or solids from other materials to recover a refined product. Includes dairy processing equipment operators.