Variant of NAICS 2012 - Durable / non-durable manufacturing industries
- 31-33 - Manufacturing
- 31-33nd - Non-durable manufacturing industries
- 311 - Food manufacturing
- 3112 - Grain and oilseed milling
- 31121 - Flour milling and malt manufacturing
- 311211 - Flour millingUS
- 311214 - Rice milling and malt manufacturingCAN
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