It may be a funny question if anyone asks you that Had you ever traveled in the train?. Then answer these questions, Had you observed letter X on the last wagon when you are in the railway station?. If you have not observed, then don’t forget it next time to observe that symbol. Also, observe the board with letters LV written on it beside the letter X and a red light below the letter X.
You may get a doubt that why it is there on the last wagon and what’s the importance of that symbol. Here is the reason behind that symbols:
So don’t forget to observe this symbol on the last wagon from the next time you travel in the train. Be careful and alert others by sharing this news.