> specifically on a "3rd rail" is relevant "Third rail" means the rail that is electrified (it is often literally the third rail as well): https://en.wikipedia

> specifically on a "3rd rail" is relevant "Third rail" means the rail that is electrified (it is often literally the third rail as well): https://en.wikipedia.org/wiki/Third_rail https://en.wikipedia.org/wiki/Third_rail