BC Fire Extinguisher

These chemical powders have a very high melting point and hence it puts off the fire by covering the oxygen supply of class A fire. These chemical powders put off B class fire by breaking the chain reaction of the burning materials. Class B includes fire due to oil, petrol, gasoline, paints, etc. It is also safe for class C fire as it is non-conductor of electricity and hence is able to put off class C fire. This is bi-carbonate based chemical powder which can be used on class B and class C fires.