At least nine people were injured in an explosion that took place in Iran's central Isfahan province on Sunday, Xinhua reported citing semi-official Mehr news agency.
The incident took place in Shahinshahr at Nargostar Sepahan Chemical Industries early morning on Sunday, Abbas Abedi, spokesman for the Isfahan Emergency Center, was quoted as saying.
Ambulances of the Red Crescent Society have been dispatched to the area, he said, adding that the injured have been sent to a nearby hospital.
Investigation is underway into the cause of the incident, he added.
