All victims have been killed on the spot
Four members of a family were killed in a gas cylinder explosion at Gazipur's Islampur area on Wednesday night.
The deceased were identified as Shah Alam, 38, his wife Monira Begum, 30, and their son Bayezid, 8, and daughter Fatema, 4.
Hailing from Bauphal upazila of Patuakhali, the family had been living in a rented house at Islampur.
Assistant director of Gazipur Fire Service Akhtaruzzaman said the gas cylinder went off with a big bang at the kitchen around 9:30pm, killing them on the spot.