At least 11 people sustained burn injuries in a gas explosion at a building at Paschim Talla in Sadar upazila of Narayanganj early Friday.
The victims are from two families, police said.Five of the injured are in critical condition and they were sent to Sheikh Hasina National Institute of Burn and Plastic Surgery in the capital, fire officials said.
The gas explosion occurred around 6:00am in two flats on the 2nd floor of the building.
Locals first took the injured to Narayanganj General Hospital from where five were sent to Dhaka in a critical state.
They suffered 50 per cent burns on their bodies, Narayanganj Fire Service and Civil Defence sources said.
The explosion might have occurred from a gas leakage after lighting stoves, they said.
A portion of a wall of the building also collapsed due to the explosion, said locals.