Lime and gypsum product manufacturing
North American Industry Classification System code (NAICS): 3274
This industry group comprises establishments primarily engaged in manufacturing lime and gypsum products.
32741 · Lime manufacturing
This industry comprises establishments primarily engaged in manufacturing quicklime, hydrated lime and dead-burned dolomite by crushing, screening and roasting limestone, dolomite shells or other sources of calcium carbonate.
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32742 · Gypsum product manufacturing
This industry comprises establishments primarily engaged in manufacturing products composed wholly or chiefly of gypsum.
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