Caustic Potash Lye is employed as a sanitizer and cleaning chemical, primarily to rid tanks' interiors of bacterial and yeast biofilms. It is employed in a variety of chemical, industrial, and manufacturing applications. As a very basic inorganic molecule, it effectively kills acidic wine microbes that are acclimated to low pH settings. It is used in food to modify pH, stabilize, and thicken. It is usually safe for use as a direct human food component. This is very effective and safe to use.