La Verdadera Razón Por La Que Los Trenes No Apagan Sus Motores

There's a sound that shouldn't exist at 2:00 AM in a train yard. A deep, constant, muffled roar. Just there, burning diesel hour after hour while the rest of the world sleeps. What a waste. Why don't they turn it off? Isn't it prohibited? ◾ More Interesting Videos: ✅ All Types of Train Cars Explained in 12 Minutes:    • ¿Por Qué Existen Tantos Tipos De Vagones D...   Subscribe!🚆🚉 [Note: This video may contain copyrighted works, but we believe in good faith that they are protected by law and the fair use doctrine.]