A man and his wife were burned in an explosion "caused by a gas line leak" at a house in Sonargaon upazila of Narayanganj this morning.

Aftab Hossain (45) and his wife Rozina Begum (35) were admitted at the burn and plastic surgery unit of Dhaka Medical College Hospital (DMCH) with 75 percent and 63 percent burn injuries respectively, said Inspector Bachchu Mia, in-charge of the DMCH police camp.

Aftab, a security guard at a carton factory, and Rozina, a worker at a readymade garment factory, had been living in the rented house on the ground floor of a building in Kanchpur.

Quoting the victims, Bachchu Mia said the explosion took place around 7:00am while Rozina was cooking in the kitchen and Aftab was sleeping.

Later, locals rushed them to DMCH with severe burn injuries, the police official added.

Police suspects that the blast was due to a gas line leak in the kitchen.