It doesn’t have quite the same appeal as the ability to turn water into wine, but scientists at a Belgian university have successfully turned urine into water.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/solar-powered-device-turns-urine-drinking-water
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/huffington-post-0
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-supply
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/solar-energy
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/innovation
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/science-and-technology