Purifiers provide partial protection, long-term benefits uncertain; we must still cut air pollution, Dr Viny Kantroo, a ...

HEPA filters have become an increasingly common option in smart homes for those who really, really want to make sure they’re removing every bit of allergen or potential infectious particle. Often ...

The air quality of cities like Delhi and Mumbai are in no mood to improve it seems. In such a scenario, many are opting to ...