单项选择题
When fighting a spreading fire resulting from a broken fuel line, you should FIRST （）.
A.look for a CO2 extinguisher
B.use a soda acid extinguisher
C.shut off the fuel supply
D.smother the fire with rags
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相关考题
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单项选择题
The three basic elements necessary for any fire are （）.
A.heat, gas, and flames
B.fuel, heat, and oxygen
C.heat, nitrogen, and fuel
D.fuel oil, nitrogen, and oxygen -
单项选择题
Engines for lifeboats are required to have sufficient fuel to operate for how many hours?（）
A.6 hours
B.12 hours
C.18 hours
D.24 hours -
单项选择题
If a fire occurs in the boiler room as a result of a leaking fuel line, you should FIRST （）.
A.notify the engineer on watch
B.isolate and secure the piping
C.throw sand on the fire
D.extinguish the fire using a combination nozzle with applicator
