Industrial Salt To keep the product cace under varying storage conditions and provide desirable characteristics, salts are added. To some extent, salt is used to adjust the final viscosity of the product. CD-Amide (Bubble Enhancer) In addition to cleansing surfactants, other types of surfactants are added to liquid dishwashing to improve the foaming characteristics of the formulation. These materials, help increase the amount of foam tales of monkey island face off the size of the bubbles. Like primary detergents, they are also derived from fatty acids and have both water soluble and oil soluble characteristics.