A.Fires in electrical equipment
B.Flammable oils and greases
C.Class A fires in ordinary combustibles
D.Materials containing their own oxygen
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A.cooling
B.smothering
C.shielding of radiant heat
D.breaking the chain reaction
A.breaking the chain reaction
B.smothering the fire
C.cooling the fire
D.coating the fuel with a nonflammable surface
A.base of the equipment
B.top of the equipment
C.power source
D.source of the fire
A.allowing better access in an emergency
B.eliminating potential fuel sources
C.eliminating trip hazards
D.improving personnel qualifications
A.sweep flames away with water spray
B.shut off the leak
C.use a chemical foam fire extinguisher
D.call the local fire department
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Fire and abandon ship stations and duties may be found on the（）.
Halon fire extinguishers are NOT effective when used on which types of fires?（）
Fire alarm system thermostats are actuated by（）.
High-velocity fog（）.
Halon extinguishers used on a class C fire should be directed at the（）.
Halon from extinguishers used on a class B fire，should be directed（）.
Gas masks（）.
Fire extinguishers on inspected vessels are numbered by size I through V，with I being（）.
Fire hose should be washed with（）.
Fire may be spread by which means?（）.