A.Never remove the line from the rocket
B.Fire it at an angle of approximately 90 degrees to the horizon
C.Wear asbestos gloves
D.All of the above
您可能感興趣的試卷
你可能感興趣的試題
A.Carbon dioxide
B.Water (stored pressure)
C.Foam
D.Carbon tetrachloride
A.Dry chemical (cartridge-operated)
B.Water (cartridge-operated)
C.Water (pump tank)
D.Carbon dioxide
A.Fire ax
B.Flashlight
C.rigid helmet
D.Fresh air breathing apparatus
A.Conducts electricity
B.Difficult to store
C.Large volume necessary to be effective
D.Ineffective in powdered metal fires
A.Bouncing a straight stream of water off the overhead to create spray effect
B.Spraying foam on a bulkhead and letting it flow down and over a pool of burning oil
C.Flooding a paint locker with CO2 and sealing the compartment
D.Cooling adjacent bulkheads with water to prevent the spread of the fire by conduction
最新試題
Which statement is FALSE concerning precautions during fueling operations?（）
Which is a disadvantage of Halon as a fire extinguishing medium?（）
Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）
Which extinguishing agent is most effective on a mattress fire?（）
When using carbon dioxide to fight a fire on a bulkhead，the CO2 should be applied（）.
Which precaution should be taken when testing a line throwing gun?（）
Which firefighting method is an example of an indirect attack on a fire?（）.
Which fire detection system is actuated by sensing a heat rise in a compartment?（）
Which fire extinguishing agent has the greatest capacity for absorbing heat?（）
When using a high-velocity fog stream in a passageway，the possibility of a blow back must be guarded against. Blow back is most likely to occur when（）.