An incident of gas leak occurred at a chemical factory at Badlapur in Thane district, due to which a number of people living around the unit faced difficulty in breathing for a few hours a chemical factory at Badlapur in Maharashtra’s Thane district, due to which a number of people living around the unit faced difficulty in breathing for a few hours, an official said on Friday.The incident took place late on Thursday night and the leakage was plugged within an hour, he said. “The gas leak was reported around 10.22 pm at the factory in Shirgaon MIDC of Badlapur (East). A chemical reaction due to the overheating of sulfuric acid and benzyl acid led to the incident,” Santosh Kadam, chief of the Regional Disaster Management Cell of Thane Municipal Corporation said. “As a result, residents living in three km area around the factory complained of breathing problem and irritation in eyes for a few hours,” he said .On being alerted, two fire engines from...