三氧化二铝是导致建筑物火灾的严重隐患

Al_2O_3 —— Serious Hidden Fire Danger to Buildings

建筑物供电线路中的铜线与铝线连接处常常生成一种灰白物质———三氧化二铝 ,极易引发建筑物火灾。着重介绍和分析这种灰白物质的成分、生成原因、危害以及防止其生成的主要措施。

Al 2O 3,a greyish white material,is usually produced at the join between the copper wire and the aluminum wire in the supply line of a building.To take precautions against a building fire,an analysis is made of the composition of the greyish white material,the resaons for its production,its harmfulness and some measures against its production.