WHY DOES FIREMEN BEFORE USING WATER SWITCHES OFF MAIN ELECTRICAL SWITCH???
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In case of fire before firemen use water house firemen switch off the main eletric supply for the area because water is the good conductor of electricity so while using water he may get a electric shock
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Water is a good conductor of electricity. ... Therefore, in case of a fire, the firemen shut off the main electrical supply for the area before they use the water hoses.
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