Removing Rust By Xenon Productions in WorkshopRepair1,3399Introduction: Removing RustBy Xenon Productionswww.u238lab.comFollow More by the author: About: My name is Victor. My hobbies are blacksmith, making stuff, backyard science, and more. More About Xenon Productions »I used 85% food grade phosphoric acid to remove heavy rust from a circular saw blade.