Cerma engine treatment seals the ring and cylinder surface. Engines that excessive use oil usually have cylinder wear that is allowing the oil to leak up from the crankcase into the combustion chamber. The oil then burns with the fuel and is exhausted. Oil usage increases with cylinder wear and you can find yourself adding quarts or even gallons between oil changes on heavily worn engines. Cerma ceramic engine treatment prevent this from happening cerma is used for Gasoline Engines or diesel engine’s cerma replaces the cylinder wear with Ceramic diamond hard seal. Sealing the ring and cylinders and the oil remains in the crankcase where it belongs helping the environment Cerma seals the ring and cylinder surface. The Black Exhaust Smoke is the result of burning the oil mentioned Cerma treatment eliminates the need for engine overhaul, engine replacement or rebuild in most cases.