Spray Nine’s heavy-duty cleaning, degreasing, and disinfecting power tackles the toughest grease, grime, stains and bacteria where others fail. The triple threat formula delivers professional strength results and has been trusted by manufacturers, auto technicians and DIY’ers for over 60 years. Spray Nine does this all without the use of bleach or corrosive chemicals. Spray Nine cleans baked-on grease, carbon, tar, heavy soils, soot and ash, dirt, mud and more.