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为什么烟灰水可以杀虫
更新时间: 2020-10-09 00:00:00  

1、烟灰的主要成分是草木灰,草木灰质轻且呈碱性,相当于碱面,可以杀虫。

2、烟灰中含有残留的焦油,焦油有毒,可以杀虫。

3、烟灰是烟丝烧剩的产物,烟丝是用烟草制成的,烟草来源于茄科烟草属植物烟的全草。这种草本来就有毒,能消肿解毒,杀虫。

关键词: 为什么 烟灰 可以

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