Description
Alumina Refining and Primary Aluminum Production; Secondary Smelting and Alloying of Aluminum; Aluminum Sheet, Plate, and Foil Manufacturing; Other Aluminum Rolling, Drawing, and Extruding; Nonferrous Metal (except Aluminum) Smelting and Refining; Copper Rolling, Drawing, Extruding, and Alloying; Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding; Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum); Nonferrous Metal Die-Casting Foundries; Aluminum Foundries (except Die-Casting); Other Nonferrous Metal Foundries (except Die-Casting); Nonferrous Forging