NAICS
33131: Alumina and Aluminum Production and Processing
This industry comprises establishments primarily engaged in one or more
of the following: (1) refining alumina; (2) making (i.e., the primary
production) aluminum from alumina; (3) recovering aluminum from scrap
or dross; (4) alloying purchased aluminum; and (5) manufacturing
aluminum primary forms (e.g., bar, foil, pipe, plate, rod, sheet, tube,
wire).
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