Uttarbanga Exp: উত্তরের আত্মার আত্মীয় - Avinaba Bose

The big tanks behind the loco are Petroleum product storage tanks for Petrol/ kerosene & Diesel .Normally product in tanks are not interchanged but petrol and later kerosene is okay .But diesel tanks are not changed because it is sticky and heavier than other two products.if it to done ,tank is washed thurougly ,dried and then product is filled up

---