Alumina Refining and Primary Aluminum Production

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) refining alumina (i.e., aluminum oxide) generally from bauxite; (2) making aluminum from alumina; and/or (3) making aluminum from alumina and rolling, drawing, extruding, or casting the aluminum they make into primary… It has no schema of its own: companies here are mapped on the Manufacturing schema, and what it does not cover is recorded as gaps.