A great example that may surprise the unfamiliar is that of model train carriages, such as coal cars, that are capable of both receiving and dumping a load at various points on a model layout.

GREELEYVILLE, S.C. (WCBD) — Crews responded early Wednesday after a CSX coal train partially derailed near the Greeleyville area overnight. The Williamsburg County Fire Department said 38 cars ...

Epstein attempts to pop that balloon by calling the Model S a "great coal car," pointing out that about two-thirds of the world's electricity production comes from coal, natural gas and oil ...