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Question:

When you find the home gas leak, you will immediately take the solution is

When you find the home gas leak, you will immediately take the approach is ()A. open exhaust fanB. close the gas valve, open the doors and windowsC. immediately hit 119 alarmD. water the house so that the gas is absorbed by water

Answer:

C, when the discovery of the gas leak at home, we must first take measures to help themselves, when they can not help themselves to call 119, so wrongD, the main component of the gas is carbon monoxide, carbon monoxide is difficult to dissolve in water, to the house watering everywhere, it is difficult to make the gas absorbed by the water, can not prevent gas poisoning, so wrongSo choose B.
B, a gas leak, the ventilation window, make indoor air convection, the concentration can reduce the temperature of the gas and reducing the combustible gas, the mixed gas is not up to the fire and explosion limit, so right.
A, combustible gas and oxygen or air mixed with open fire prone to explosion, open the exhaust fan will produce electric spark, ignite mixed gas, there is the risk of explosion, so B error

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