A.salt water and a wire brush B.caustic soap C.mild soap and fresh water D.a holystone
A.allowing better access in an emergency B.eliminating potential fuel sources C.eliminating trip hazards D.improving personnel qualifications
A.penetrates to the bottom of the fire B.is kept saturated with low-velocity water fog C.mixes with the burning fuel oil D.completely covers the top of the burning liquid
A.solid materials such as wood or bales of fiber B.inflammable liquids C.electrical equipment D.metallic solids
A.closing the compartment except for the ventilators B.completely closing the compartment C.leaving the compartment open to the air D.increasing the air flow to the compartment by blowers
A.it is impractical to locate them outside B.there is also a control valve outside C.the CO2 cylinders are also in the space D.an automatic heat-sensing trip is installed
A.smothering the burning material B.chemical combination with burning material C.absorbing the burning material D.organic destruction of the burning material
A.CO2 B.fresh air C.the tested compartment's air D.water
A.able to absorb heat B.water based C.nonconducting D.nontoxic
A.breaking the chain reaction B.smothering the fire C.cooling the fire D.coating the fuel with a nonflammable surface
