A woman and her two daughters sustained burn injuries in an explosion inside their rented flat in Feni municipality area early yesterday.
The injured were first taken to 250-bed General Hospital, from where victims Meherun Nesa, 40, and her elder daughter Hafsa Islam, 15, were shifted to the Burn Unit of Dhaka Medical College Hospital (DMCH) as their condition deteriorated.
Meanwhile, after giving primary treatment Meherun's younger daughter was released from the hospital, Resident Medical Officer (RMO) of 250-bed General Hospital Iqbal Hossain Bhuiyan said, adding that Meherun and Hafsa, who sustained 60 percent burn injuries, were referred to DMCH.
According to police and fire service officials, the explosion took place on the fifth floor of the six-storey building on Shaheed Shahidullah Kaisar Road in the municipality in the early hours of yesterday.
The explosion damaged the third, fourth and sixth floors of the building, police said, adding that the reason behind the incident could not be known immediately.