Summit offers safe, effective industrial degreasers to help you clean and maintain your production line. Find the perfect solution for your maintenance needs. Xtra-Clean is Summit’s strongest maintenance cleaning compound. Ideal for industrial cleaning, this super-concentrate is formulated to melt-though the dirtiest and oiliest projects you can find. Xtra-Clean is non-flammable, non-abrasive, non-corrosive, non-toxic and biodegradable, Safe for ferrous and non-ferrous metals.