Us National Fire Academy (Nfa) Handbook

Us National Fire Academy (Nfa) Handbook

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US National Fire Academy (NFA) HandbookTypically of open circuit style, with a supply of compressed air, where expired air is exhausted, rather than closed circuit where it is filtered, ... Smoke detector: (1) part of a fire alarm system that detects and signals presence of smoke; (2) self- contained household device for ... typically activated by individual heat-sensitive valves, or remotely controlled by other types of sensors, releasing water onto the fire.

Title:Us National Fire Academy (Nfa) Handbook
Author:USA International Business Publications
Publisher:Int'l Business Publications - 2007-02-07


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