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