What does "derailing" refer to?

The term "derailing" refers specifically to the situation where a train car leaves the tracks, which can often lead to accidents. This phenomenon typically occurs due to various factors, such as track defects, equipment failures, or operator errors. When a train is derailed, it can cause severe safety hazards not only for the train's occupants but also for nearby individuals and the surrounding environment. Understanding derailing is crucial in the context of rail operations as it emphasizes the importance of maintenance and safety protocols to prevent accidents and ensure the smooth functioning of rail services.