A.CO2 does not cool the fire B.cylinders are regulated pressure vessels C.C02 is not effective on class B fires D.C02 is not effective on class C fires
A.can fit any size hose B.converts a stream of water into a fog C.increases the amount of water reaching the fire D.can spray two streams of water at the same time
A.a vessel is equipped with an automatic smoke or fire detecting system B.the cargo hatches are of steel construction C.the cargo is of a nonflammable type D.there is sufficient fire protection located on the main deck adjacent to the cargo hatch
A.Motor gasoline B.Jet fuel C.Crude petroleum D.Alcohol
A.Fire patrol B.Fire control C.Smoke detection D.Fire drill
