A surfactant is a surface active agent and has molecules that have two opposite properties. One portion of the molecule of the surfactant is polar and water-loving and the other portion of the molecule is hydrophobic or water fearing. It is due to this dual nature of the molecules of the surfactants, they can work with both water soluble and water insoluble molecules. With the help of the surfactants, cleansing and building of foam in soaps and shampoos is done as it works at the surface ... Read more