Which statement about firefighting foam is TRUE?（）<br>A:Foam conducts electricity<br>B:To be most effective，foam should be directed at the base of the fire<br>C:Foam is most effective on burning liquids which are flowing<br>D:Foam can ONLY be used to extinguish class A fires

Which statement about firefighting foam is TRUE?（）
A:Foam conducts electricity
B:To be most effective，foam should be directed at the base of the fire
C:Foam is most effective on burning liquids which are flowing
D:Foam can ONLY be used to extinguish class A fires

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10250343】个 (题库试题定时更新)