Eight people were injured, two of them severely, in an explosion on Thursday at a scrap dealer's shop in the Raipur area of the city, police said.
The explosion apparently took place when someone was sorting the scrap, according to the Raipur police station.
A fire unit and a bomb disposal squad were rushed to the spot, Superintendent of Police (City) Pramod Kumar said, adding that the blast took place after 2 pm.