A group of environmentalists in Vermont aren't at all squeamish about "pee-cycling." A local hay farmer is using their pee as fertilizer as they run tests to find out how safe it is for growing food.
Source: http://www.npr.org/blogs/thesalt/2014/07/31/336564120/should-we-return-the-nutrients-in-our-pee-back-to-the-farm?ft=1&f=1007
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