How Does a Gas Nozzle Know When to Shut Off?

Anyone who has filled up a gas tank in a car has thought about this at one point or another. As we patiently wait at the pump for our tanks to be filled, the gas nozzle magically stops before gasoline spills all over the ground. But how does the nozzle know when to stop?

The answer can be found in this cool video by BrainStuff.

After you're finished watching this video be sure to visit our Toyota Center website and take a look at our great selection of vehicles!