At least 16 people were injured in a cylinder blast inside a residential building at Ganesh Galli, Lalbaug on Sunday morning, a fire official said.

The Disaster Management Department of the BMC said that the incident occurred on the second floor of the four-storey Sarabhai building at 7.23 am on Sunday. Mumbai Fire Brigade reached the spot with tankers. The fire official added it was a "level one" (minor) fire.