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燃烧条件的探究
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燃烧条件的探究. 燃烧条件的探究. 热水. 白磷. 燃烧条件的探究. 物质具有可燃性. 燃烧需要的基本条件. 温度达到可燃物的着火点. 可燃物与助燃物 ( 氧气 ) 接触. 灭火方式的讨论. 将可燃物撤离燃烧区. 常见的三种灭火方法. 将燃烧着的可燃物与空气隔离. 使用大量的冷却剂. 考考你 ~~~~. 厨房里的油锅起火了 , 怎么办 ?. 图书馆着火了 , 怎么办 ?. 用水 , 还是用 CO 2 灭火器 ?. 家里起火后 , 是否应该将窗户都打开 ?. 看以下视频 , 思考 : 当你身处片中这样的环境时 , 你会如何挽救自己 ?.
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燃烧条件的探究
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