And this one... They even used a solar still!
Scientists Have Officially Gone Too Far by Brewing Beer From #HumanUrine
August 4, 2016
"After successfully building a machine that extracts nutrients and water from urine, the team decided to conduct a side experiment by brewing beer. At the Ghent Music Festival in Belgium, they collected thousands of liters of urine and used their solar-powered device to extract drinkable water which they will now use for the brewing process."
https://spoonuniversity.com/school/northwestern/scientists-officially-gone-far-beer-brewed-human-urine/