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|