28 California prepares to transform sewage into pure drinking water under new rules (archive.is) posted 2 years ago by Ahaus667 2 years ago by Ahaus667 +28 / -0 25 comments share 25 comments share save hide report block hide replies
I don't think they boil seawater. I think they pass it through some sort of membrane system.
Since that just removes salt, I assume they then have to treat it.