Contains Formula S (Difluoroethane). It is 100% safe for the ozone with no CFC's, no HCFC's, no propane, and no butane. Considered non-flammable (Formula S), and completely safe for normal use, however this formula is considered flammable for shipping purposes and does contain flammable elements.
The chrome nozzle is designed to prevent droplets from forming. Delivers pure, moisture-free blasts which removes all dust and dirt particles. It retains the same pressure until the can is empty. The kit consists of a 8 oz. can and a chrome nozzle. Contains: Formula S (Difluoroethane) - 100% safe for the ozone.