الوصف

   Used to put out books, archives, expensive equipment, precision instrument, the secret **0 v electrical equipment and oil fires early. Apply to save general B type, such as oil products fire, such as the oil fire, also can be applied to A kind of fire, but can't save A class B in the fire of inflammable liquid water soluble flammable, fire, such as alcohol, ether and ester, ketone and other material fire; Also can't save charged equipment and C and D kind of fire.