“It uses a solion-based method and is one of a kind. It doesn’t cause an adverse impact on the environment.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/now-being-tested-device-turns-diesel-pollution-ink
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diesel
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicle-technology-and-fuel
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/indian-institute-technology-iit