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
Whale oil was used in automobile transmissions as late as 1973.
56
The United States produces enough plastic film annually to cover the entire state of Texas.
13
Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
0
A small airplane can fly backwards.
75
A toaster uses almost half as much energy as a full-sized oven.
33
