A train collision in Graniteville, South Carolina, releases about 60 tons of chlorine gas.
The Graniteville train crash was an American rail disaster that occurred on January 6, 2005, in Graniteville, South Carolina. At roughly 2:40 am EST, two Norfolk Southern trains collided near the Avondale Mills plant in Graniteville. Nine people were killed and over 250 people were treated for toxic chlorine exposure. The accident was determined to be caused by a misaligned railroad switch.