What

A large tanker truck is shown from a low angle, its wheels and undercarriage visible as it moves forward. The camera then focuses on the rear of the truck, showing a ladder and a large white tank with a black stripe. The camera moves to the side of the tank, showing a hose connected to a valve. The camera then moves to the top of the tank, showing a large opening. The camera then moves into the opening, showing the inside of the tank. The camera then moves out of the tank, showing the outside of the tank. The camera then moves to the side of the tank, showing a ladder and a large white tank wi