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I think you have it backwards. Rain water, as it falls from the sky, has essentially no minerals in it. Water acquires minerals by flowing through soil and per
by Turing_Machine 9y ago
I think you have it backwards. Rain water, as it falls from the sky, has essentially no minerals in it.
Water acquires minerals by flowing through soil and permeable rock.
- Scarblac 9y agoSome new drinkwater installations in the Netherlands use membrane filtering to clean the water so thoroughly that it's not actually potable anymore, they have to add calcium (and maybe other minerals?) back in.