Enviro-Terra™ RustCrete is a true breakthrough rust remover. With a pH of less than 1, it generates the high cleaning power of an acid, yet it is non-corrosive and mild to the skin like liquid dish soap.
Its thickened, surface-foaming formula works quickly to remove the toughest rust stains, including old stains, from concrete. Restores most concrete to like-new.
Nonflammable and biodegradable.
Part of the Enviro-Terra™ family of safer acids.