Carbon, animal or vegetable origin

Activated carbon Activated charcoal Carbon, activated, 4.2 Carbon, animal or vegetable origin, 4.2 Carbon black (animal or vegetable origin) Carbon, non-activated, mineral origin Charcoal Charcoal, activated Charcoal briquettes, shell, screenings, wood, etc, 4.2 Charcoal, non-activated Charcoal screenings, wet Charcoal, wet Lampblack Non-activated carbon Non-activated charcoal... 

Calcium Hydride 1404 40 Carbon, animal or vegetable origin 1361 32... 

PHOSPHORUS TRISULFIDE, free from 1361 32 CARBON, animal or vegetable origin... 

To many, the designation charcoal implies vegetable or animal origin, hence the designation activated carbon is preferred for this text because it includes all source materials—animal, vegetable, and mineral. 

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