A.Dry chemical (cartridge-operated)
B.Water (cartridge-operated)
C.Water (pump tank)
D.Carbon dioxide
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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
A.Water foam
B.Dry chemical powder
C.Water fog
D.Alcohol foam
最新試題
When used to fight fire，carbon dioxide（）.
Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）
Which characteristic of Halon is a disadvantage when it is used as a fire extinguishing medium?（）
Which fire detection system is actuated by sensing a heat rise in a compartment?（）
Which fire extinguishing agent can NOT be used on an ethylenediamine?（）
Which portable fire extinguisher should be used on a class C fire on board a vessel?（）
When towing astern what equipment should be stowed ready for use near the towline?（）
Which characteristic is an advantage of Halon as a fire extinguishing medium?（）
When possible，what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?（）
Which extinguishing agent is effective in combating an isoprene fire?（）