Louisville, Ky. (WHAS11) - A 250-gallon tank of nitric acid exploded at a Rolls Royce plant in Indianapolis Friday.
Nine people were injured by the nitric acid that was released. There is no word on how much acid leaked in the accident, but the victim’s are all in good condition.
Fire officials say a chemical cloud formed in the building, and the 500 workers in the plant that day had to evacuate.
Officials expect to know the cause of the incident early next week.