A.Water foam
B.Dry chemical powder
C.Water fog
D.Alcohol foam
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A.Manual fire detection system
B.Automatic fire detection system
C.Smoke detection system
D.Watchman's supervisory system
A.Foam
B.CO2
C.Dry chemical
D.Water fog
A.Alcohol foam
B.Dry chemical
C.Chemical foam
D.Water fog
A.Foam
B.Carbon dioxide
C.Dry chemical
D.Water fog
A.CO2
B.Foam
C.Dry Chemical
D.Water
最新試題
Which portable fire extinguisher should be used on a class C fire on board a vessel?（）
When inspecting a tank barge to see that it has all the required fire extinguishers and other safety items aboard，which of the following is the best source for determining what is required?（）
Which extinguishing agent is the best for use on electrical fires?（）
When using carbon dioxide to fight a fire on a bulkhead，the CO2 should be applied（）.
When water is used to fight a fire on board a ship，the effect of the weight of the water must be taken into account. How much sea water will increase the weight displacement by one ton?（）
Which extinguishing agent is NOT recommended in the Chemical Data Guide for use on a cyclohexane fire?（）
Which statement is FALSE concerning precautions during fueling operations?（）
Which extinguishing agent is effective in combating an isoprene fire?（）
Which extinguishing agent is best for use on a magnesium fire?（）
Which fire detection system is actuated by sensing a heat rise in a compartment?（）