An explosion at a chemical factory in southern Iran injured over 100 people, the country's state TV reported Tuesday.According to local media, a leak from an ammonium tank caused the blast on Monday evening in the southern city of Firouzabad in Fars province, about 770 kilometers south of the capital, Tehran. Firemen were able to quickly extinguish the blaze, the report added.According to the chief of the provincial health department, Vahid Hosseini, out of 133 injured who were taken to local hospitals, mostly factory workers, 114 were later released. The post Dozens injured in Iran chemical factory explosion first appeared on Ariana News.