The police recovered a mysterious iron piece weighing 187 kilogram on Thursday.
According to details, an explison was heard in Chaddan area of Johi, Dadu district which created panic among the dwellers.
The police following the blast launched search operation in the area during which a mysterious round iron plate weighing about 187kg was recovered. Electric wires were also connected with the iron plate.
The mysterious iron peace was handed over to special branch for interrogation.