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
- 327 - Non-metallic mineral product manufacturing
- 3271 - Clay product and refractory manufacturing
- 32711 - Pottery, ceramics and plumbing fixture manufacturing
- 327110 - Pottery, ceramics and plumbing fixture manufacturingUS
- 32712 - Clay building material and refractory manufacturing
- 327120 - Clay building material and refractory manufacturingUS
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