A start-up founded by an Indian Institute of Technology-Madras alumni has developed microbial fuel cells that can generate electricity by treating textile wastewater.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/start-up%E2%80%99s-fuel-cells-generate-power-textile-waste-waterfuel
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/financial-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fuel-cell
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/indian-institute-technology-iit
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/madras-t
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/electricity
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wastewater-treatment
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-technology
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/innovation