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The ________________ indicates of specific family of chemicals which are produced by replacing one or more hydrogen atoms with halogen atoms.(a) Halon system(b) Wet resin system(c) Carbon dioxide system(d) Dry chemical systemI have been asked this question in a job interview.This is a very interesting question from Fire Protection in section Fire Protection in Building, Carpentry and Joinery of Construction & Building Materials |
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Answer» RIGHT answer is (a) Halon system The BEST explanation: The Halon is contain the cylinder under pressure in liquid state and it is released through nozzle on the piping DISTRIBUTION arrangement. An actuator is provided on the cylinder control valve and it is operated EITHER by ELECTRIC or pneumatic signal when a fire occurs. |
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