About 50 firefighters and EMS personnel were called to the Twin Falls, ID sugar processing plant after a blaze ignited in a storage structure.
Officials said a chemical vapor leaked in the Georgetown, SC facility, injuring several people.
Red River Commodities received a penalty and agreed to improve workplace safety at the North Dakota facility.
Crews were called to the cement plant in Chattanooga, TN on Thursday morning to knock down the fire.
A combustible dust explosion ignited a large fire on the second floor of the Riches Seeds plant near Silverton, OR.
The "Bust the Dust" add-on to the popular simulation game introduces players to combustible dust fires.
Reports said the incident at the chemical production facility was caused by either a short circuit or an issue with a boiler.