This is reported by AFP with reference to local authorities.

#BREAKING Fire kills 41 in Bangladesh capital, says official pic.twitter.com/hVELonYWsF

- AFP news agency (@AFP) February 20, 2019

According to the agency, a fire broke out in a residential building in which there was a chemical warehouse.

The source of fire, presumably, was a gas cylinder.

Earlier it was reported that in the Indian capital of New Delhi, a fire in the hotel killed 17 people.