This is the most widely used filter medium for fluid filtration in applications such as water purification, deodorization and air purification, treatment of people with acute poisoning, sugar refining, decolorization of vegetable oils and alcoholic beverages, and gold recovery.

Activated carbon filters
are used in the adsorption of VOCs (Volatile Organic Compounds), solvents, and applications that involve regeneration by steam or inert gas.