With air quality in Delhi falling into the “very poor” category, a video shared by a city-based entrepreneur revealed how even air purifiers are failing to combat the Capital’s toxic air.

The video, posted by startup founder Kapil Dhama, captures how quickly outdoor pollution seeps into indoor spaces. In the clip, an air purifier’s Air Quality Index (AQI) display, which initially shows clean air, spikes to hazardous levels within seconds of him opening the main door.

The now- viral video begins with Dhama filming the purifier’s reading at 97 – a reading of 50-100 is considered to be ‘satisfactory’. As he opens the door, the numbers begin to climb, first hitting 177, and then shooting past 500, which is considered ‘severe plus’, almost instantly.

In the caption, Dhama wrote that despit

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