A new technology that filters wastewater into clean, ("drinkable") tap water, is currently in use in Orange County California. It's call the Groundwater Replenishment System, or GWRS, and it currently turns 90,000 gallons of wastewater into 75,000 gallons of recycled tap water, daily. This system may need to expand to other parts of the southwest in the near future, as drought … [Read more...] about Some of us drink recycled urine and don’t even know it