A.Alcohol foam
B.Dry chemical
C.Chemical foam
D.Water fog
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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
A.Leaves a residue
B.Cost，relative to other agents
C.Breaks down while under prolonged storage
D.Conducts electricity
最新試題
When towing astern what equipment should be stowed ready for use near the towline?（）
When using carbon dioxide to fight a fire on a bulkhead，the CO2 should be applied（）.
Which extinguishing agent is effective in combating an isoprene fire?（）
When joining the female coupling of the fire hose to the male outlet of the hydrant，you should make sure that the（）.
Where foam extinguishing systems are provided on a ship，each machinery flat in the protected space must have a(n)（）.
Which portable fire extinguisher is normally recharged in a shore facility?（）
Which fire detection system is actuated by sensing a heat rise in a compartment?（）
Where should life jackets be stowed?（）.
Which action is routinely performed at the annual servicing and inspection of a dry-chemical cartridge-operated portable fire extinguisher?（）
Which extinguishing agent is best for use on a magnesium fire?（）