AllNews'Debayan Saha' - 1 News Result(s)IIT Kharagpur Graduate Develops Device To Curb Air PollutionIndia News | Press Trust of India | Thursday October 17, 2019 An IIT Kharagpur graduate has invented a device called "PM 2.5" which he claimed when fitted near the silencer pipe in vehicles will curb air pollution. www.ndtv.com'Debayan Saha' - 1 News Result(s)IIT Kharagpur Graduate Develops Device To Curb Air PollutionIndia News | Press Trust of India | Thursday October 17, 2019 An IIT Kharagpur graduate has invented a device called "PM 2.5" which he claimed when fitted near the silencer pipe in vehicles will curb air pollution. www.ndtv.comYour search did not match any documentsA few suggestionsMake sure all words are spelled correctlyTry different keywordsTry more general keywordsCheck the NDTV Archives:https://archives.ndtv.com