activatedcharcoal

ac·ti·vat·ed charcoal (ăkʹtə-vā'tĭd) n.

Highly absorbent carbon obtained by heating granulated charcoal to exhaust contained gases, resulting in a highly porous form with a very large surface area. It is used primarily for purifying gases by adsorption, solvent recovery, or deodorization and as an antidote to certain poisons. Also called activated carbon.

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