India, Nov. 8 -- Delhi's air quality has recently become a serious concern, with residents struggling to breathe during days of heavy smog. For many, high AQI levels have become an unavoidable part of daily life, but one Redditor from the city has found an inventive solution at home.

A Delhi-based Redditor has built a DIY air purifier using simple and affordable items, sharing in a Reddit post that it managed to bring down the air quality index dramatically in just minutes.

"I built my personal air purifier for 2000 INR," the caption of the post reads.

Using a 150mm exhaust fan, a filter purchased online, and basic electrical components like a switch, regulator, and wires, the homemade device costs roughly Rs.2,000 to assemble.

The Re...