Would you take a swig of water from your faucet if it originally came from the sewer?
Treating wastewater to put it back into public use can help against water crises around the world, according to the United Nations, though the practice has to overcome the “yuck” factor among the public.
Wastewater that has been through a treatment plant is typically discharged into rivers.
Read more from Catherine Hours from Phys.org here.