Blaster - 16-PB - Penetrating Catalyst - 11-Ounces quickly breaks loose surface tension rust and corrosion by creeping up, around and into hard-to-reach cavities. It's ideal for brake, exhaust and suspension system jobs. Plus, lubricating film remains on parts to help prevent further rusting. Formulated in 1957, it is a true penetrant and rust inhibitor. It also acts as a non-evaporating lubricant, with a much higher flashpoint of 152-Degrees Fahrenheit. It saves time and money by ensuring the user will not need to burn off or drill out nuts and bolts or employ other expensive and time-consuming means of repairs. For over 50 years, B'laster Corporation has manufactured penetrants, lubricants, rust inhibitors and a full line of specialty, highly concentrated formulas for the automotive, industrial and hardware industries. Most know B'laster by their leading product, PB. PB, a penetrating catalyst, is the most powerful penetrant and lubricant in the market at loosening nuts and bolts, ripping through rust, and penetrating and lubricating the tightest crevices.