A large oil fire is best extinguished with()
A、soda acid
B、foam
C、CO2
D、sand
A、soda acid
B、foam
C、CO2
D、sand
A、electrical fire in the engine room B、oil fire in the engine room bilges C、oil fire involving a grade "A" petroleum product D、mattress fire in a stateroom
A、oil foaming will occur B、large quantities of oil are consumed C、lube oil viscosity is always decreased D、corrosive by-products are usually formed
A、Carbon dioxide is corrosive when exposed to fire B、Carbon dioxide should be applied slowly to a large engine room fire C、Its total cooling effect is far greater than water D、Its smothering effect is excellent for class B fires
A、a tug comes alongside while the tanker is loading grade D and E cargoes B、a large,fresh oil spill is discovered immediately adjacent to the side of the tanker C、there is an electrical storm in the vicinity D、there is a fire on the dock or on a nearby vessel
A、a tug comes alongside while the tanker is loading grade B、and E cargoes B. a large,fresh oil spill is discovered immediately adjacent to the side of the tanker C、there is an electrical storm in the vicinity D、there is a fire on the dock or on a nearby vessel