A firefighter died at Chattogram Medical College Hospital after falling ill while dousing the fire that broke out at a chemical factory near Zahur Ahmed Chowdhury Stadium in Chattogram on Friday. The deceased was identified as Md Milon, 41, a worker of Agrabad Fire Service. Read:Massive fire rages on in Ctg chemical factory Farid Ahmed, Deputy Director of Chattogram Fire Service, said Milon felt chest pains after extinguishing a fire at a chemical factory. He was then taken to Chattogram Medical College and Hospital (CMCH) where he died around 2pm. Earlier in the day, a massive fire broke out at a chemical factory near Zahur Ahmed Chowdhury Stadium in Chattogram around 10.30 am. The blaze soon triggered an explosion, according to locals. Read:Fire breaks out at Gazipur jhut godown A total of 12 fire fighter units pressed into service to try and douse the flames. "The cause of the fire could not be ascertained yet. But highly inflammable chemicals stockpiled inside are giving us a hard time," said Newton Das, deputy assistant director of the Chattogram fire service.