Glow-in-the-dark tampons could be used to show where sewage is seeping into rivers, scientists have suggested.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/tampon-tests-could-be-used-track-sewage-rivers
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/guardian-uk
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/river-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sewage
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sewage-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-kingdom-uk