Antimony refining, primary

Bars made in primary copper smelting and refining mills

Beryllium refining, primary

Bismuth refining, primary

Blister copper manufacturing

Cadmium refining, primary

Chromium refining, primary

Cobalt refining, primary

Copper alloys made in primary copper smelting and refining mills

Copper concentrate refining

Copper shapes (e.g., bar, billet, ingot, plate, sheet) made in primary copper smelting and refining mills

Copper smelting and refining, primary

Germanium refining, primary

Gold bullion or dore bar produced at primary metal refineries

Gold refining, primary

Ingot, primary, nonferrous metals (except aluminum), manufacturing

Iridium refining, primary

Lead smelting and refining, primary

Magnesium refining, primary

Nickel refining, primary