Earlier, the first day's rescue operation called off on Saturday night.

An explosion occurred at Seema Oxygen Plant in Kadmarsul area of Sitakunda in Chittagong around 4:30 pm. 6 people were killed in this incident.

The seriously injured have been admitted to Chittagong Medical College Hospital. 10 units of fire service participated in rescue work.

The investigation committee formed by the district administration has been asked to submit report within 5 working days.