It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Attics were invented in Attica.
43
More than a billion transistors are manufactured every second.
-25
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
Sony researchers have developed a refrigerator that only opens when you smile.
9
The cigarette lighter was invented before the match.
210