
Another victim, who was burnt in an explosion caused by a gas leak in Siddhirganj, Narayanganj on March 3, succumbed to his injuries, raising the death toll to four.
Sohag, 23, a garment worker, was among the eight members from two families who were injured in the explosion.
He died while undergoing treatment at the intensive care unit (ICU) in National Institute of Burn and Plastic Surgery with 40 percent burn injuries, said Shawon Bin Rahman, a resident surgeon of the hospital.
Earlier, his wife, Rupali, also a garment worker, died while their one-and-a-half-year-old daughter, Sumaiya, passed away. Rupali had suffered 34 percent burns, and Sumaiya 44 percent.