A.cooling
B.chemical action
C.smothering
D.inerting the air
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A.smothering the burning material
B.chemical combination with burning material
C.absorbing the burning material
D.organic destruction of the burning material
A.shutting off the air supply
B.cooling the fuel to below ignition temperature
C.dispersing the fuel
D.removing the source of ignition
A.utilizing carbon dioxide or dry chemical fire extinguishers
B.utilizing soda and acid fire extinguishers
C.blowing the flames out
D.letting it burn itself out
A.contain flammable fumes
B.protect firefighters from flames
C.prevent flames from entering tanks
D.keep flames and sparks from getting out of an engine's exhaust system
A.the paint locker
B.spaces open to the atmosphere
C.cargo holds
D.the engine room
最新試題
Fire extinguishers on inspected vessels are numbered by size I through V，with I being（）.
Fire and abandon ship stations and duties may be found on the（）.
Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.
Good housekeeping on a vessel prevents fires by（）.
Fire extinguishers of sizes III，IV，and V are designated as（）.
How do you operate a portable CO2 fire extinguisher?（）.
Halon extinguishes a fire by（）.
Fire may be spread by which means?（）.
Fusible-link fire dampers are operated by（）.
Gas masks（）.