Variant of NAICS 1997 - Labour Force Survey (LFS) Industries

3313 - Alumina and Aluminum Production and Processing

This industry group comprises establishments primarily engaged in extracting alumina from bauxite ore; producing aluminum from alumina; refining aluminum by any process; and rolling, drawing, extruding and alloying aluminum and aluminum-based alloy basic shapes.

33131 - Alumina and Aluminum Production and Processing

This industry comprises establishments primarily engaged in extracting alumina from bauxite ore; producing aluminum from alumina; refining aluminum by any process; and rolling, drawing, extruding and alloying aluminum and aluminum-based alloy basic shapes.