activated carbon(redirected from Active coal)
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Related to Active coal: activated charcoal
(Elements & Compounds) a porous highly adsorptive form of carbon used to remove colour or impurities from liquids and gases, in the separation and extraction of chemical compounds, and in the recovery of solvents. Also called: activated charcoal or active carbon
a form of carbon having very fine pores, used chiefly for adsorbing gases or solutes, as in various filter systems for purification, deodorization, and decolorization. Also called ac′tivated char′coal.
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|Noun||1.||activated carbon - powdered or granular carbon used for purifying by adsorption; given orally (as a slurry) it is an antidote for some kinds of poisons|