+Activated carbon is a highly porous form of [Carbon](/wiki/carbon) with an immense internal surface area. This makes it exceptional for [Adsorption](/wiki/adsorption), trapping impurities from liquids and gases, and is widely used in filtration and purification systems.
+## See also
+- [Filtration](/wiki/filtration)
+- [Water Purification](/wiki/water_purification)
+- [Gas Mask](/wiki/gas_mask)