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防火和滅火的基本原則

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一切防火措施就是防止燃燒的三個條件同時具備。如控制可燃物泄漏；控制火源；劃定禁火區(qū)；以及控制混合氣體濃度在爆炸下限以下等等。

一切滅火措施都是破壞已經(jīng)同時具備的三個燃燒條件。如撤掉或減少可燃物，隔絕空氣，減少火區(qū)空氣含氧量，將燃燒物的溫度降低到燃點以下等等。

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