Emulsifier | chemistry | Britannica
Emulsifier, in foods, any of numerous chemical additives that encourage the suspension of one liquid in another, as in the mixture of oil and water in margarine, shortening, ice cream, and salad dressing.Closely related to emulsifiers are stabilizers, substances that maintain the emulsified state.The consistency of food products may also be improved by the addition of thickeners, used to add ...