A.Carbon dioxide
B.Water (stored pressure)
C.Foam
D.Carbon tetrachloride
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A.Dry chemical (cartridge-operated)
B.Water (cartridge-operated)
C.Water (pump tank)
D.Carbon dioxide
A.Fire ax
B.Flashlight
C.rigid helmet
D.Fresh air breathing apparatus
A.Conducts electricity
B.Difficult to store
C.Large volume necessary to be effective
D.Ineffective in powdered metal fires
A.Bouncing a straight stream of water off the overhead to create spray effect
B.Spraying foam on a bulkhead and letting it flow down and over a pool of burning oil
C.Flooding a paint locker with CO2 and sealing the compartment
D.Cooling adjacent bulkheads with water to prevent the spread of the fire by conduction
A.Water
B.Foam
C.Dry chemical
D.Carbon Dioxide
最新試題
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 fire extinguishing agent can NOT be used on an ethylenediamine?（）
Which characteristic is an advantage of Halon as a fire extinguishing medium?（）
Which fire detection system is actuated by sensing a heat rise in a compartment?（）
Which extinguishing agent is the best for use on electrical fires?（）
Which action is routinely performed at the annual servicing and inspection of a dry-chemical cartridge-operated portable fire extinguisher?（）
Which statement is FALSE concerning precautions during fueling operations?（）
When possible，what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?（）
When possible，what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?（）
When should a fire be ventilated?（）