Fires involving combustible metals are classified as ().
A、class "A" fires
B、class "B" fires
C、class "C" fires
D、class "D" fires
A、class "A" fires
B、class "B" fires
C、class "C" fires
D、class "D" fires
A、solid materials such as wood or bales of fiber B、inflammable liquids C、electrical equipment D、metallic solids
A、solid materials such as wood or bales of fiber B、flammable liquids C、electrical equipment D、metallic solids
A、solid materials such as wood or bales of fiber B、inflammable liquids C、electrical equipment D、metallic solids
A、Fires in electrical equipment B、Flammable oils and greases C、Class A fires in ordinary combustibles D、Materials containing their own oxygen