An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
The cigarette lighter was invented before the match.
210
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
The electric chair was invented by a dentist!
122
In the early 1960's, Porsche commercially manufactured farm tractors.
24
Originally, BMW was an airplane engine manufacturer.
69