New Delhi, Oct. 23 -- 'Poor' air quality continues in the Delhi NCR region on Friday after Mumbai recorded an unhealthy air quality index (AQI )of 171 on Thursday. Amid the rising levels of air pollution in the festive season, the demand for quality air purifiers is expected to surge in parts of the country.

Amid this, IIT Bombay research scholar Rohan Kumar is developing an affordable air purifier that combines natural fibres, plants and beneficial microbes, reported Better India. Called the Enviroforge Air Purifier, the device starts at Rs.2,000 and claims to reduce 80-85% of air pollution during internal tests. In a conversation with the publication, Kumar shared his experience across different cities, which inspired him to find a pra...