An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The IRS processes more than 2 billion pieces of paper each year.
28
Jumbo jets use 4,000 gallons of fuel to take off.
19
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
More than a billion transistors are manufactured every second.
-25
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41