Activated charcoal allows the solvents and odors gases absorption. It has a great porosity (1 gr. of coal has a Surface of 1000 m2 ) Purifiers can add different types of activated charcoal:
> FILTER IMPREGNATED MEDIA Synthetic polyester with activated charcoal.
> PANEL, CELL OR CARTRIDGE Made by granulated activated charcoal, within a metallic cavity.