Get out your cereal bowls, because this tanker is about to spill a little milk! - Glad we're not on the clean-up crew. https://youtu.be/63gRxtVjEwE Source
MnDPS
First, this tank is heated in the sun with its vents open. Next, the vents are closed to form an air-tight seal. Finally, the tank cools down during the evening and IMPLOSION!
In the interest of promoting truck driver safety on America's highways, we thought we might provide a specific demonstration of what not to do while driving a fuel tanker.