Three persons reportedly suffered burns injuries after a series of blasts and a fire ripped through a chemical plant at Behra village last night. It was not clear if there were any casualties in the fire. According to sources, the injured were rushed to the PGI. One of them reportedly received 76 per cent burns. The fire broke out at the Maggu chemical plant, where a large number of chemicals were stored, around 9.30 pm. There were a series of blasts in the chemical containers, leading to high flames. The entire plant was gutted.