|to remove impurities from a gas by chemical means, as sulfur dioxide from smokestack gas or carbon dioxide from exhaled air in life-support packs|
|a chemical that consumes or renders inactive the impurities in a mixture|
flocculent floc·cu·lent (flŏk'yə-lənt)
Having a fluffy or wooly appearance.
Containing numerous shreds or fluffy particles of grayish or white mucus or other material. Used of a fluid such as urine.
Having a soft waxy or wool-like covering, as of certain insects.