Fire extinguisher had been developed by DuPont and the US Army in 1954. Both 1211 and 1301 work by inhibiting the chain reaction of the fire, and in the case of Halon 1211, cooling class A fuels as well. Halon is still in use today but is falling out of favor for many uses due to its environmental impact. Europe and Australia have severely restricted its use, since the Montreal Protocol of 1987. Less severe restrictions have been implemented in the United States, the Middle East, and Asia. Internationally there are several accepted classification methods for hand-held fire extinguisher. Each classification is
Green Fire (novel) Green Fire (novel) Green Fire is a science fiction novel by American writer John Taine (pseudonym of Eric Temple Bell). It was first published in 1928 by E. P. Dutton. The novel was adapted and produced as a play. The novel concerns two corporations competing to develop the power of atomic energy. Independent Laboratories is working for the advancement of mankind, and Consolidated Power is working for personal gain. Nature goes berserk, and James Ferguson, the leader of Independent, discovers that Jevic, the Director of Consolidated, has achieved his goal. Nebulae in space are marked with a greenish glow and