Leadership

THE FIGHTING OF FIRES WHICH INVOLVE CHEMICAL HAZARDS

Issue 7 and Volume 85.

THE FIGHTING OF FIRES WHICH INVOLVE CHEMICAL HAZARDS This Instalment Deals With Poisonous Gases, Such as Ammonia, Nitrous Oxide Fumes and Hydrogen Sulphide For the accompanying article, the sixth installment of which is published herewith, FIRE ENGINEERING is indebted to the Official Publication of the Iowa State College of Agriculture and Mechanic Arts, it being comprised in Bulletin No. 9, Engineering Extension Service: Poisonous Gases (Continued) Ammonia AMMONIA, NHa, is a colorless gas heavier than air with a suffocating odor. It is shipped as the liquefied gas in cylinders or as a solution of the gas in water in bottles or carboys. It is used widely as a refrigerant in cold storage plants and ice factories. The odor of ammonia is characteristic and serves as a warning, it is dangerous for exposures of more than 1/2-hour in amounts causing immediate irritation of the throat and eyes and dangerous for even…

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