Kleenex tissues were originally used as filters in gas masks.
46
More than a billion transistors are manufactured every second.
-25
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
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
Originally, BMW was an airplane engine manufacturer.
69
The United States produces enough plastic film annually to cover the entire state of Texas.
13


