A.Foam
B.CO2
C.Dry chemical
D.Water fog
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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
A.Dry chemicals
B.CO2
C.Foam
D.All the above
A.Water
B.Sand
C.CO2
D.Dry chemical
最新試題
When should a fire be ventilated?（）
Where should life jackets be stowed?（）.
Which fire extinguishing agent has the greatest capacity for absorbing heat?（）
Which fire detection system is actuated by sensing a heat rise in a compartment?（）
Which portable fire extinguisher should be used on a class C fire on board a vessel?（）
Which portable fire extinguisher is normally recharged in a shore facility?（）
Which precaution should be taken when testing a line throwing gun?（）
Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）
Which fire extinguishing agent can NOT be used on an ethylenediamine?（）
Which item is NOT included in the fireman’s outfit on a cargo vessel?（）