activated charcoal

American  

[ak-tuh-vayt-id chahr-kohl] / ˈæk təˌveɪt ɪd ˈtʃɑrˌkoʊl /

noun

1. activated carbon.

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activated charcoal Scientific  

/ ăk′tə-vā′tĭd /

1. Highly absorbent carbon obtained by heating granulated charcoal to expel any gases it contains, 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.

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Example Sentences

See Examples For:

activated charcoal

The resulting water, which now contains the caffeine and any flavor compounds that dissolved out from the beans, gets passed through activated charcoal filters.

From Salon ● Jul. 23, 2024

The researchers hypothesised that charging activated charcoal with chemical compounds called hydroxides would make it suitable for carbon capture, since hydroxides form reversible bonds with CO2.

From Science Daily ● Jun. 5, 2024

Prof Oberholster says there are some filtration techniques, like reverse osmosis, and treatments involving activated charcoal which are already used to remove bitter compounds from wine.

From BBC ● Jul. 5, 2023

Some deodorants marketed as “natural” use ingredients such as baking soda, activated charcoal and tea tree oil for their antimicrobial and deodorizing properties.

From Washington Post ● Nov. 28, 2022

I’m gonna run out and get some activated charcoal.

From "Booked" by Kwame Alexander

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