Oil fires are best extinguished by().
Which extinguishing agent is the best for use on electrical fires?()
The major use of water in fighting fires is to().
Class B fires are best extinguished by smothering, i-e().
To avoid scavenge fires occurring the engine timing and equipment maintenance ().
Fires involving combustible metals are classified as ().
Class B fires are best extinguished by smothering, i-e().
All classes of fires can be safely combated using()
Water can put out common fires, such as ().
Fires in escaping flammable gas are quickly brought under control by()