A.able to absorb heat
B.water based
C.nonconducting
D.nontoxic
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A.used for electrical fires only
B.the smallest
C.the most accessible
D.the most effective
A.portable
B.semi-portable
C.fixed
D.disposable
A.crewman's duty list
B.Certificate of Inspection
C.shipping articles
D.muster list
A.smoke sensors
B.the difference in thermal expansion of two dissimilar metals
C.pressure loss due to air being heated
D.an electric eye which actuates when smoke interferes with the beam
A.removing the heat
B.removing the oxygen
C.removing the fuel
D.interrupting the chain reaction
最新試題
Gas masks（）.
Flames from small leaks of LFG may be extinguished by（）.
Except in rare cases，it is impossible to extinguish a shipboard fire by（）.
CO2 cylinders equipped with pressure actuated discharge heads will discharge automatically when（）.
Firefighting foam is only effective when the foam（）.
How do you operate a portable CO2 fire extinguisher?（）.
Foam is a very effective smothering agent and（）.
How is the external flotation bladder of an immersion suit inflated?（）
Fire extinguishing agents used on Class C fires must be（）.
Foam extinguishes a fire by（）.