A.Whether the fire is in machinery or passenger spaces
B.Danger of shock to personnel
C.The amount of toxic fumes created by the extinguisher
D.Maintaining electrical power
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A.Weight
B.Temperature
C.Electrical nonconductivity
D.Cost
A.Electricity
B.Chain reaction
C.Pressure
D.Smoke
A.The rated capacity in gallons，quarts，or pounds
B.The hydrostatic test date of the cylinder
C.The name of the item
D.An identifying mark of the actual manufacturer
A.Effective even if ventilation is not shut down
B.Will not deteriorate in storage
C.Non-corrosive
D.Effective on electrical equipment
A.Slow down the spread of fire by cooling adjacent structures
B.Cover the fire with foam
C.Smother the fire with a blanket or similar object
D.Break up solid objects to ensure that any deep seated fires are extinguished
最新試題
Under the Carriage of Goods by Sea Act of 1936，a vessel will be liable for damage to a cargo when the damage arises out of（）.
The spread of fire is NOT prevented by（）.
The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?（）
There is a fire in the crew’s quarters of your vessel. You should（）.
The wooden plug inserted in the vent of a damaged tank of a ship should be removed in case it is decided to（）.
To prevent the spread of fire by conduction you should（）.
Triethylene glycol fires may be extinguished by（）.
To remedy a leaking fire hose connection at the hydrant，secure the valve and（）.
What is the most important characteristic of the extinguishing agent in fighting a class C fire?（）
To determine if a CO2 fire extinguisher is fully charged，you would（）.