With
the development and construction in urban and rural area, the need of security takes an important place. All
the developments directly or indirectly
based on electrification of the unit. Fire
either a cause of electric short
circuit or any other reason is mere common these days. The prevention of
fire is must as a security point
of view. In new multistory buildings the installation of fire alarms is must. Fire alarm is device that gives
indication of alarming sound when fire took place near that device.
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