Cannel Coal

Name:
Cannel Coal
Detailed information:
A variety of bituminous or subbituminous coal of uniform and compact fine-grained texture. Dark gray to black; has a greasy luster. It is noncaking, yields a high percentage of volatile matter, and burns with a luminous, smoky flame. (ASTM definition, ASTM D493-39.) Combustible.

Hazard:

Explosion risk in form of dust.