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.
Read more about Surfactant: Etymology and Definition, Composition and Structure, Characterization of Interfaces and Surfactant Layers, Classification of Surfactants, Current Market and Forecast, Health and Environmental Controversy, Biosurfactants, Safety and Environmental Risks