6 words in this vocabulary list
noun a substance that adsorbs another substance
noun the unwanted flow of water in the opposite direction, typically caused by a reversal in pressure
noun a person or thing that purifies, such as a device used to clean or filter something
verb to cleanse or rid of impurities
adjective describing something that cleanses or removes impurities
noun a type of porous, granular substance used for adsorption and purification purposes
noun the process of exposing to air, or the state of being exposed to air