What doeB on B-1 fire estinwisher indicate?

The B-1 fire extinguisher is typically used for Class B fires, which involve flammable liquids such as gasoline, oil, and grease. It usually contains a foam or dry chemical agent that helps smother the flames and prevent re-ignition. The label on the extinguisher indicates its suitability for specific types of fires, guiding users in emergency situations. Always check the specific usage instructions and safety guidelines provided on the extinguisher itself.