Talk about recycling!:
28 Jul '16 12:49https://techxplore.com/news/2016-07-solar-powered-device-fertilizer-urine.html
Drink a beer, take a leak, it goes into a machine that makes fertilizer to let farmers make the hops that makes more beer, drink beer, pee, recycle.....
Drink a beer, take a leak, it goes into a machine that makes fertilizer to let farmers make the hops that makes more beer, drink beer, pee, recycle.....