Fuse together metal using heat, explosions, and other tools.
Cleans, stores, and distributes molds used to form rubber goods: Conveys molds to presses according to work orders, manually or using handtruck. Sprays molds with steam to remove protective oil or cleaning fluid. Immerses used molds in tank of hot cleaning fluid, manually or using hoist, to loosen adhering rubber particles. Removes rubber particles from mold cavities, using hand or powered wire brush. Brushes oil on mold before storing to prevent rusting. Places mold in storage racks. May sandblast molds to renew surfaces. May repaint identifying data on cleaned molds. May disassemble molds for cleaning and reassemble cleaned molds, using handtools.