What fire extinguishers are considered obsolete by NFPA-10 2007?

The following types of fire extinguishers are considered obsolete and shall be removed from service: Soda acid Chemical foam (excluding film-forming agents) Vaporizing liquid (e.g., carbon tetrachloride) Cartridge-operated water Cartridge-operated loaded stream Copper...

At what height should fire extinguishers be installed?

Fire extinguishers having a gross weight not exceeding 40 pounds shall be installed so that the top of the fire extinguisher is not more than 5 feet above the floor. Fire extinguishers having a gross weight exceeding 40 pounds shall be installed so that the top of the...