The Hidden Secret Behind Train Safety – You Won’t Believe This!

Trains run smoothly every day, but have you ever wondered how they avoid deadly collisions? 🚆 The secret lies in a mysterious token system that only a few people know about! This special pass ensures that only one train can be on a track at a time, preventing disasters. But how do stations communicate? A secret bell code is the key! 🔔 Watch this video to uncover the hidden safety system that keeps trains from crashing!