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A brewery is making beer with recycled wastewater, purified using a process developed by NASA
(www.businessinsider.com)
This is a most excellent place for technology news and articles.
As per my other comment you probably already are. With the exception of costal communities nearly all wastewater is recycled.
In countries with poor wastewater standards this leads to massive river pollution. You don't know about it because Sweden has strong wastewater regulations.