Pallavi Pratap on Instagram: "400 AQI is not a joke. 1. Wear an N95 or N99 mask outdoors Surgical and cloth masks do NOT protect you. N95/N99 reduces PM2.5 by 80–95%. 2. Keep windows closed Especially in the early morning and evening when pollutants settle lower. Use tape or cloth to seal gaps if needed. 3. Use an air purifier if available Target PM2.5 below 50 indoors. If you don’t have a purifier, use: • A wet towel on a fan (temporary filtration) • A HEPA DIY filter 4. Avoid workouts, jogging

Revant Himatsingka on Instagram: "Which is the best mask for air pollution? Out of all the masks we commonly wear (cloth mask, surgical mask, N95 and N99) here’s what I found: Cloth masks and surgical masks are ineffective against air pollution. Wearing them feels safe but gives a false sense of protection. N95 is the best option for daily use. It balances filtration and breathability. This is the mask you should be wearing on polluted days. N99 is technically better, but only for very specific