Rust or corrosion inhibitors are commonly used in various industries and by individuals to prevent metal products and components from being eaten away by rust. A rust inhibitor is a protective coating. It is applied to the surface of the metal. Once it forms a thin layer on the metal surface, it guards against rust. While industries use diverse types, increasingly some are turning to a water based rust inhibitor to provide the protection they require for their metal parts and products. For more information visit at lubeperformanceadditives.com/TabbedCats/PTCI.