North American Industry Classification (NAICS) 1997
Classification
32712
Clay Building Material and Refractory Manufacturing
This industry comprises establishments primarily engaged in shaping, moulding, baking, burning and hardening building materials and refractories. These products may be made of clay or other materials with similar properties.
327120
Clay Building Material and Refractory Manufacturing
This Canadian industry comprises establishments primarily engaged in shaping, moulding, baking, burning and hardening building materials and refractories. These products may be made of clay or other materials with similar properties.