North American Industry Classification System (NAICS) 2007 - Service Industries
- 31-33 - Manufacturing
- 327 - Non-Metallic Mineral Product Manufacturing
- 3274 - Lime and Gypsum Product Manufacturing
- 32741 - Lime Manufacturing
- 327410 - Lime Manufacturing
- 32742 - Gypsum Product Manufacturing
- 327420 - Gypsum Product Manufacturing
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