Carbon Dioxide Type Fire Extinguisher does not leave any residue, unlike a foam extinguisher. It is suitable to use on class B fires that involve flammable liquids such as paraffin or petrol. The fire extinguisher works by smothering the fire and cutting off the supply of air. It is filled with carbon dioxide that puts off fire instantly. Carbon Dioxide Type Fire Extinguisher is suitable to use for small fires. It can be purchased from us at a cost-effective price.