The FIRST course of action in fighting a fire in a cargo or fuel oil tank is to _____.

A.secure all openings to the tank

B.discharge an initial charge of CO2 with a hand portable extinguisher

C.direct a fire hose into the tank and energize the fire main

D.spray the tank boundaries with a fire hose to promote cooling

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  • 悬赏:0 答案豆
  • 提问人:00****33
  • 发布时间:2019-04-30
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