Halon fire extinguishers are NOT effective when used on which types of fires?（） -题库考试答案搜索网

Halon fire extinguishers are NOT effective when used on which types of fires?（）

单选题

2022-01-01 15:34

A、Fires in electrical equipment
B、Flammable oils and greases
C、Class A fires in ordinary combustibles
D、Materials containing their own oxyge

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正确答案

D

试题解析

标签：消防演习与作业

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