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火災原因大哉問!居家安全一起學
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火災原因大哉問!居家安全一起學

火災
居家安全
消防
2020.12.08

火災事件頻傳,但常見原因是什麼?火場中的危險因子又有哪些呢?快跟著桃園防災館一起學習!

發生火災的常見原因?

一.電氣火災。
二.遺留菸蒂、火種。
三.蠟燭、香灰、蚊香等餘燼引燃可燃物。
四.爐火或打火機等點火物品使用不慎。
五.未依產品使用說明燃放爆竹煙火。
六.小孩玩火。
七.人為縱火。

火場中的危險因子有哪些?

一.濃煙

火場的頭號殺手,人命的傷亡通常是先吸入含有一氧化碳和有毒氣體的濃煙,造成昏倒、失去知覺或缺氧而死亡,才伴隨後續火焰侵襲。

二.高溫

火災產生的高溫會造成燒(燙)傷、熱虛脫、脫水及呼吸道水腫;除了火焰,火場中的濃煙溫度亦常是高溫狀態。

三.火焰

 

造成人體灼傷的主要原因,但通常是人命傷亡間接原因,人命傷亡是因先吸入大量濃煙中的ㄧ氧化碳和有毒氣體造成死亡或昏迷,而後才受火焰侵襲。

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