Death toll in the boiler explosion in Tongi BISIC industrial area of Gazipur has reached 25 with many others injured.A fire broke out at TEMPAC Garment Accessories after a boiler of the factory exploded on Saturday morning.The explosion occurred when about 100 workers were believed to be inside the factory, which was initially identified as a garment packaging plant. Fire service officials later clarified that it packs food and cigarettes.More than 50 others are believed to have been injured in Bangladesh’s worst industrial accident since the 2013 Rana Plaza collapse.