India, Oct. 1 -- Two more victims of the Kandivali gas-leak fire succumbed to their injuries on Tuesday at the National Burns Centre (NBC), raising the death toll of the incident to 6, leaving only one surviving patient.

Officials from the Brihanmumbai Municipal Corporation (BMC) confirmed that Janaki Gupta, 39, with 70% burns, and Durga Gupta, 30, with 85-90% burns, were declared dead on Tuesday afternoon. "Both the victims were undergoing treatment in Airoli and could not survive the extent of their injuries," said a BMC official, requesting anonymity.

The fire had broken out on September 24 at Shivani Catering Services in Kandivali (West) when, at around 9 am, a gas leak from one of the cylinders ignited the kitchen where six workers...