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https://qooah.com/2015/07/15/%e8%87%aa%e5%b7%b1%e9%a3%9f%e6%b0%b4%e8%87%aa%e5%b7%b1%e6%b8%ac%ef%bc%8c%e6%9c%89%e5%86%87%e9%89%9b-10%e5%88%86%e9%90%98%e5%b0%b1%e7%9f%a5%ef%bc%81/
自己食水自己測,有冇鉛 10分鐘就知!