Rai said. "Pollution levels are elevated at 13 hotspots across Delhi, and this pilot project allows us to test drone-based mist spraying in areas where conventional anti-smog guns can't reach ...

The drones used in the testing can carry up to 15 litres of water and release a fine mist to control airborne pollutants, especially in the congested and inaccessible areas The Tribune ...

"Today's demonstration in Anand Vihar -- a known pollution hotspot -- aims to address this issue," Rai said. Currently, more than 200 anti-smog guns are deployed across Delhi, spraying water along the ...