Four people were killed and 15 others injured in a fire at a colony in Kaliakoir upazila of Gazipur early Monday.
Two of the deceased were identified as Munni and Milion.
Station officer of Kaliakoir Fire Service Station Kabirul Alam said the fire erupted at a house of Kalampur Purobara Ninety Colony around 5am. The fire soon engulfed adjoining houses.
On information, three firefighting units rushed in and brought the fire under control after half an hour, he said.
However, around 46 houses were gutted by the fire before it was extinguished, Kabirul said, adding that the incident also left four people dead and 15 others injured.
The injured were taken to hospital, he said, suspecting that the fire originated from a gas cylinder explosion.