The Breakthrough Clean Technologies Suppressor Cleaner is a water-based, ammonia-free, cleaner that removes heavy carbon and lead deposits. Utilizing a proprietary blend of chemical surfactants and detergents, Suppressor Cleaner effectively works to neutralize all corrosive residues preventing damaging rust and corrosion without etching or harming your suppressor. With no noxious fumes or hazardous chemicals, Suppressor Cleaner is a safe and effective choice when it comes to removing stubborn carbon & lead build-up in your suppressor. *Prolonged contact with Cerakote, Anodized, Nitride, or other post factory finished metals may cause discoloring. Always test a small area to ensure product will not harm surface.