VIDEO: Safe-Driving Truck Stops On a Dime

The Mercedes Safe-Driving truck is loaded with 40 tons and traveling 55 kph. The truck’s onboard collision detection device automatically activates the emergency brake and horn as well as the hazard lights. The truck is able to stop in just over 3.3 feet!

http://www.liveleak.com/view?i=52c_1390667583

Source
lucky charm