Dhaka, Dec. 20 -- Amid the deteriorating air quality in Bangladesh, especially in the capital, businesses are identifying a growing opportunity in the sale of air purifiers.

Consumer adoption of this appliance is currently at a nascent stage, but it is likely to accelerate as public health awareness rises, say businesses.

An air purifier is an electrical device that resembles room heaters or air conditioners and is designed to clean and improve indoor air quality by removing airborne pollutants and contaminants from rooms.

The equipment is mostly used by research laboratories while its residential use is gradually increasing in the capital, says Abdus Sobhan, a salesperson of an electronics outlet at the Stadium Market.

"Air purifiers...