It is also rated for common combustibles like wood, paper, rubber, and some plastics.
This added effectiveness makes it ideal for marine and home use as well. Red;US Coast Guard Approved (with bracket listed on UL label);Listed and rated by Underwriters Laboratories;Rechargeable;Steel strap mounting bracket;12' - 18' discharge range;High quality steel cylinders;All metal valve construction;Six year limited warranty;California Residents: WARNING H3R Performance MaxOut 5 lb Dry Chemical Fire Extinguisher (Red) - MX500R Featuring a commanding 3A:40B:C UL rating, the MX500R is our most powerful hand-portable model.MX500R dry chemical fire extinguisher effectively smothers flammable liquid fires without conducting electricity back to the operator..