Primary Smelting and Refining of Nonferrous Metal (except Copper and Aluminum)

Comments

See "Nickel and compounds," "Beryllium and compounds," and "Cadmium and compounds."

Description

This U.S. industry comprises establishments primarily engaged in (1) making (i.e., the primary production) nonferrous metals by smelting ore and/or (2) the primary refining of nonferrous metals by electrolytic methods or other processes.

Category

Manufacturing

NAICS Code

331419

Job Tasks

High risk job tasks associated with this industry:

• Refine platinum
• Smelt or cast lead
• Smelt or refine zinc or copper
• Use mercury to extract gold
• Worked in smelter for years with heavy exposures to sulfur dioxide and metal fumes