100 g/litter? What kind of water is that?!!!

来源: 于 2007-09-25 17:13:01 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次
Our water is 300mg/L.
I heard taht softner may not be a good idea to solve the hard-water problem since salt is more dangerous than Ca and Mg to human health.