The Ohio train derailment was a significant incident that occurred on February 3, 2023, when a Norfolk Southern freight train carrying hazardous materials derailed in East Palestine, Ohio. The derailment caused a giant fireball and released toxic substances into the air and soil. The cause of the derailment was an overheated wheel bearing that triggered an alert on the train's computer system. The crew tried to stop the train, but it was too late. The incident sparked concerns over the wreckage's health and environmental impacts and waste materials disposal.