AllNews'Evergen Systems' - 1 News Result(s)As Delhi Holds Its Breath, Lab Certifies Tech To Clean Public Space AirDelhi News | Press Trust of India | Tuesday October 30, 2018 Amid an alarming rise in the pollution level in the city, a national laboratory today certified an air-purifying technology that can turn public spaces into clean air zones. www.ndtv.com'Evergen Systems' - 1 News Result(s)As Delhi Holds Its Breath, Lab Certifies Tech To Clean Public Space AirDelhi News | Press Trust of India | Tuesday October 30, 2018 Amid an alarming rise in the pollution level in the city, a national laboratory today certified an air-purifying technology that can turn public spaces into clean air zones. 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