Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
The first alarm clock could only ring at 4 a.m.
120
Jumbo jets use 4,000 gallons of fuel to take off.
19
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7