activated carbon

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activated carbon

A scientist pours activated carbon into a water filtration system.

Definition

Noun: 1. A highly porous form of carbon processed to have a very large surface area, used for adsorbing impurities from liquids or gases: Activated carbon is a material known for its ability to trap molecules on its surface through a process called adsorption, making it effective for purification, filtration, and decontamination.

Usage Examples
  • Noun:
    • The water filter contains activated carbon to remove chlorine and improve taste.
    • In emergency medicine, activated carbon can be administered to absorb certain ingested toxins.
    • Industrial air purification systems often use activated carbon to capture volatile organic compounds.
Advanced Usage
  • "To be treated with activated carbon": refers to a substance or medium being purified by passing it through activated carbon.
    • The contaminated solvent was treated with activated carbon to remove the impurities.
  • "Activated carbon adsorption": a technical term for the process by which activated carbon captures and holds substances on its surface.
    • The efficiency of the system depends on the activated carbon adsorption capacity.
Variants and Related Words
  • Activated charcoal: A common synonym for activated carbon, often used in medical or general contexts.
    • The emergency kit included a dose of activated charcoal.
  • Carbon filter: A filter that uses activated carbon as its primary filtering medium.
    • We installed a carbon filter under the sink for drinking water.
Synonyms
  • Active carbon: A direct synonym.
  • Adsorbent carbon: Highlights its adsorptive function.
Related Phrases
  • To adsorb onto activated carbon: Describes the action of a substance being captured by the carbon.
    • The chemical vapors readily adsorb onto activated carbon.
  • Activated carbon canister: A container or filter housing filled with activated carbon.
    • The air purifier uses a replaceable activated carbon canister.
activated carbon

A scientist pours activated carbon into a water filtration system.

Noun
  1. powdered or granular carbon used for purifying by adsorption; given orally (as a slurry) it is an antidote for some kinds of poisons

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