With Xbox Live Rewards, get rewarded you for doing what you love. Rent or buy movies from Microsoft and we'll deposit credits to your account that you can use to buy games, apps, music or even more movies and TV shows! Sign up today at Xbox Live Rewards and start getting rewarded for your loyalty.
An agent that produces chemical reactions. Classified under: Nouns denoting substances. Hypernyms (chemical agent is a kind of...): agent (a substance that exerts some force or effect) Hyponyms (each of the following is a kind of chemical agent): active; active agent (chemical agent capable of activity)
Origin: surface-active agent. Surfactant. Surfactants are compounds that lower the surface tension of a liquid, the interfacial tension between two liquids, or that between a liquid and a solid. Surfactants may act as detergents, wetting agents, emulsifiers, foaming agents, and dispersants.