Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Energy sector
- Non E - Industries not included in the energy sector
- 31-33e - Manufacturing, non E
- 331 - Primary metal manufacturing
- 3313 - Alumina and aluminum production and processing
- 33131 - Alumina and aluminum production and processing
- 331313 - Primary production of alumina and aluminumCAN
- 331317 - Aluminum rolling, drawing, extruding and alloyingCAN
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