A balloon vendor was killed and six were injured in a gas cylinder blast at Madhya Badda in Dhaka this morning.

Deceased Ali Hossain, 35, was son of Amir Bepari, hailed from Char Dhanukathi village in Damunda upazila of Shariatpur. He used to live at Panchtala area of the capital's Madhya Badda area.

The gas cylinder went off with a big bang when Ali and his workers were working at his workshop around 10:30am, leaving Ali and six others critically injured.

The injured were rushed to Dhaka Medical College Hospital where on-duty doctors declared Ali dead.

Muzammel Haque, in-charge of DMCH police camp, confirmed the incident.