activated carbon

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Related to Active coal: activated charcoal

activated carbon

(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

ac′tivated car′bon

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.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.activated carbon - powdered or granular carbon used for purifying by adsorptionactivated carbon - powdered or granular carbon used for purifying by adsorption; given orally (as a slurry) it is an antidote for some kinds of poisons
atomic number 6, carbon, C - an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds
carbón activado
aktivt kol
References in periodicals archive ?
This carbon project, which operated from 2009 to 2013 using the proprietary Vamox technology developed by Biothermica, was the first of its kind approved in the United States on an active coal mine.
Australia has more than 3500 active Coal Seam Gas (CGS) wells, mostly in Queensland and the rest in New South Wales.
Active coal feed additive made by Khiminvest STC [11] was added to the daily ration of hens in the following doses: 1st test group--200 g, 2nd group--400 g, 3rd group--800 g per ton of feed.
There is no up-to-date database about active coal mines.
Active coal mining is held at Kara-Keche coal field in Jumgal district of Naryn region.
The Company is building the foundation for success in the United States' most active coal mining region.
Samples were taken from the first stream-near an active coal mining area, second one near an abandoned coal mining area (abandoned for five to seven years), while the third stream is located in a coal storage area where huge lump of coal is stored on the roadside.
The powder active coal is necessary to dose correct in the optimization process of the coagulation--flocculation, because of the pesticides presence in water.
There are 36 active coal fires in Pennsylvania, and most have been burning about 40 years or so.
With the reduced suction, the active coal also was staying in the system longer, and the percentage of sand on the 140 screen increased (this previously was evacuated to the baghouses).
A university spokes-man said: "The segment of the fossil tree is rare these days as this sort of find only usually comes from around active coal fields.
Almond went down an active coal mine in Kazakhstan and filmed workers moving through the rudimentary shafts.

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