An engine burning clean, white-hot hatred will release few harmful byproducts into the atmosphere—bad vibes and a small amount of water vapor will combine to be released in the form of human spittle. In addition, anger technology will turn the standard fuel-economy paradigm on its head: An anger-powered engine is actually more efficient in heavy urban traffic.

New Anger-Powered Cars May Revolutionize The Way We Drive [The Onion]