A 22-year-old man died after his mobile phone, which was being charged, exploded while he was sleeping in a room in the port town of Paradip, police said.
The incident took place late on Sunday night when the deceased, identified as Kuna Pradhan, who worked as a mason, was sleeping along with three other workers in the room at a construction site at Atharabanki area, Inspector-in-Charge of Paradip police station R K Samal said.
The mobile phone, which was being charged and placed near Pradhan's bed, exploded when all of the four persons were asleep, the police officer said.
When the mobile exploded, he died on the spot, Samal said.
The mason, who hailed from Ranpur area in Nayagarh district, was engaged in the construction of a temple in Paradip undertaken by an association of truck owners.
On being informed, the police reached the spot and sent the body to a hospital for post-mortem examination.