Variant of NAICS 1997 - Labour Force Survey (LFS) Industries
- 3314 - Non-Ferrous Metal (except Aluminum) Production and Processing
- 33141 - Non-Ferrous Metal (except Aluminum) Smelting and Refining
- 331410 - Non-Ferrous Metal (except Aluminum) Smelting and Refining
- 33142 - Copper Rolling, Drawing, Extruding and Alloying
- 331420 - Copper Rolling, Drawing, Extruding and Alloying
- 33149 - Non-Ferrous Metal (except Copper and Aluminum) Rolling, Drawing, Extruding and Alloying
- 331490 - Non-Ferrous Metal (except Copper and Aluminum) Rolling, Drawing, Extruding and Alloying
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