In the 1940s, the OSS created an unstable gadget called "the Mole." It was additionally humorously known as "Casey Jones," a reference to the celebrated train engineer who kept the passings of his travelers in a genuine train crash. The Mole utilized a photoelectric cell that charged throughout the day and afterward responded to sudden obscurity to set off an unstable. It was intended to be joined to a basic joint on foe train autos and consequently explode when the train passed into a tunnel.disabling a train inside a shaft would accomplish more than simply harm the train itself—it would cut off supply lines for a considerable length of time while the wreckage was evacuated. The Mole could likewise be utilized with any sort of unstable exploded by an electric charge, making it an exceptionally flexible weapon. As per questions, the Mole had an authority looking cautioning name undermining substantial legitimate punishments authorized by the Third Reich Railroad Consortium on the off chance that it was uprooted.