News Delhi Clean-Air Challenge: Innovators To Showcase Pollution-Cutting Tech At IIT Delhi The shortlisted innovators will present and demonstrate working models and prototypes targeting PM2.5 and PM10 reduction from vehicles and ambient air. Post navigation Previous: No Engine Failures, Minor Mileage Drop: ARAI’s 1 Lakh Km Test Finds E20 Safe For Older VehiclesNext: Delhi, Mumbai Among Major Airports Hit With 1,951 Aircraft GPS Interference Cases In 2 Years: Govt More Stories News News18 Evening Digest: Trump Promises ‘Complete Destruction, Certain Death’ In Tehran, Iran Apologises To Neighbours News PM Modi Congratulates Nepal For Successful Elections, Vows To Work Closely With New Govt News New Union Territory Near Siliguri Corridor? PIB Fact-Checks Social Media Claim