A.Weight
B.Temperature
C.Electrical nonconductivity
D.Cost
您可能感興趣的試卷
你可能感興趣的試題
A.Electricity
B.Chain reaction
C.Pressure
D.Smoke
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
A.Effective even if ventilation is not shut down
B.Will not deteriorate in storage
C.Non-corrosive
D.Effective on electrical equipment
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
A.Automatic sprinkler system
B.Steam smothering system
C.Dry chemical system
D.Carbon dioxide system
最新試題
Weight is considered during the periodic required inspection and servicing of（）.
What is required in addition to the heat，fuel，and oxygen of the fire triangle to have a fire?（）
The sprinkler system of a survival craft is used to（）.
What is meant by the term overhaul in firefighting?（）
The spread of fire is prevented by（）.
What is an advantage of using foam in fire fighting?（）
Water fog from an all-purpose nozzle may be used to（）.
Under the regulations for cargo vessels，which statement is TRUE concerning fireman’s outfits?（）
What is NOT listed on the metallic name plate required to be attached to hand portable fire extinguishers?（）
What is the MOST important consideration when determining how to fight an electrical fire?（）