Before revision: Class-B fires upThis extinguisher is rated Class B and C (Indonesia) Many Class B fires (hydrocarbons, petroleum, and similar fuels) cannot be efficiently controlled with water because fuels with a density less than water (such as gasoline or oil) float on top, resulting in the fire continuing to burn.
After revision: Class-B fires Many Class B fires (hydrocarbons, petroleum, and similar fuels) cannot be efficiently controlled with water because fuels with a density less than water (such as gasoline or oil) float on top, resulting in the fire continuing to burn.