This super concentrate is formulated to melt-through the dirtiest and oiliest projects you can find. “(X)“ factor is nonflammable, nonabrasive, non-corrosive , nontoxic and bio gradable. It is safe for ferrous and no ferrous metals and contains no phosphates, chlorinated hydrocarbons, sodium hydroxide or petroleum distillates, especially naphtha and benzene. It is great for degreasing main kiln bull gears, bearings, & trunnion areas.