BOESHIELD T-9 Rust & Corrosion Protection/Inhibitor and Waterproof Lubrication, 1 oz liquid Boeshield is great for use in Marine, Bicycles, Automotive, Tools and Aviation Boeshield loosens rusty and corroded parts and is safe on paints, any metal surfaces, plastics and vinyls T-9 flushes out dirt and old lubricants and displaces moisture and penetrates moving parts Boeshield dries to a thin waxy film that clings to metal for months Boeshield was developed by The Boeing Company for lubrication and protection of aircraft components