Support Activities for Nonmetallic Minerals (except Fuels) Mining

All Other Petroleum and Coal Products Manufacturing

Other Basic Inorganic Chemical Manufacturing

Alumina Refining and Primary Aluminum Production

Nonferrous Metal (except Aluminum) Smelting and Refining

Copper Rolling, Drawing, Extruding, and Alloying

Carbon and Graphite Product Manufacturing

Guided Missile and Space Vehicle Manufacturing

Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing

Metal Service Centers and Other Metal Merchant Wholesalers

Research and Development in Nanotechnology

Code	Description	Primary
212230	Copper, Nickel, Lead, and Zinc Mining
212290	Other Metal Ore Mining
213115	Support Activities for Nonmetallic Minerals (except Fuels) Mining

CRITICAL MINERALS REFINING

NAICS Codes