In a few months, a villager buying Tata Tea bags at the local kirana store will also probably buy a cartridge for Tata Chemicals
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/fill-it-forget-it-and-drink-it
[2] http://admin.indiaenvironmentportal.org.in/category/author/srikanth-srinivas
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-world-kolkata
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-treatment-technology
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industry
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/corporate-social-responsibility