Gasping for air, Delhi rushes to stock up on purifiers and masks

Manufacturers of these products that are believed to help mitigate the effects of pollution said they have seen as much as a 25-30% increase in sales in recent weeks compared with last year. With no signs of any major improvement in air quality, they expect sales to remain strong in the coming weeks as well, and some of them have stepped up advertising to make the most of the demand.


via Economictimes

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