单项选择题
What is NOT listed on the metallic name plate required to be attached to hand portable fire extinguishers?（）
A.The rated capacity in gallons，quarts，or pounds
B.The hydrostatic test date of the cylinder
C.The name of the item
D.An identifying mark of the actual manufacturer
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相关考题
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单项选择题
What is NOT a characteristic of carbon dioxide fire-extinguishing agents?（）
A.Effective even if ventilation is not shut down
B.Will not deteriorate in storage
C.Non-corrosive
D.Effective on electrical equipment -
单项选择题
What is meant by the term overhaul in firefighting?（）
A.Slow down the spread of fire by cooling adjacent structures
B.Cover the fire with foam
C.Smother the fire with a blanket or similar object
D.Break up solid objects to ensure that any deep seated fires are extinguished -
单项选择题
What is best suited for fighting a fire in a ballast control room?（）
A.Automatic sprinkler system
B.Steam smothering system
C.Dry chemical system
D.Carbon dioxide system
