Water and Wastewater Terms Beginning M

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

masking agent

A substance used to cover up or disguise unpleasant odors. Liquid masking agents are dripped into the wastewater, sprayed into the air, or evaporated (using heat) with the unpleasant fumes or odors and then discharged into the air by blowers to make an undesirable odor less noticeable.