The Counter Terrorism Unit of Chattogram Metropolitan Police has recovered a live grenade from a steel factory in Mirsharai upazila.
Though the grenade was recovered on Wednesday, police made the disclosure on Thursday.
Helal Uddin Faruki, inspector (investigation) of Jorarganj Police Station, said that on information from BSRM factory, a team of police went to the spot.
They spotted the grenade in iron rod making raw materials.
Later, a bomb disposal unit from CTU defused the bomb.
A general diary has been filed in this connection, said the inspector adding that they are investigating the incident.