CCTV footage shows the white Hyundai i20 on a Faridabad street, with two of the three occupants seen entering the vehicle at different intervals around 4:20 pm.
The city's sanitation systems and road conditions require "lot of work", Sirsa said, adding that these gaps are contributing significantly to deteriorating AQI.
The victims of the deadly car blast were everyday people, drivers, cosmetic store owners, all working to support their families, their dreams for better lives.