The smog engulfing Delhi is the worst in 17 years, according to Centre of Science and Environment. With governments abdicating responsibility, citizens are being forced to find ways to breathe in this choked environment.
People are queuing up outside stores to buy masks and purifiers to safeguard themselves from the ill-effects of alarming levels of air pollution.
Here is a guide to choose your survival kit.
Track pollution in your city with this real-time air quality map