An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
88
Kleenex tissues were originally used as filters in gas masks.
46
The first alarm clock could only ring at 4 a.m.
120
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
The United States produces enough plastic film annually to cover the entire state of Texas.
13