The cigarette lighter was invented before the match.
210
The United States produces enough plastic film annually to cover the entire state of Texas.
13
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Car airbags kill 1 person for every 22 lives that they save.
80
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
About 39,000 gallons of water are used to produce the average car!
14