The life boat was patented in 1845!
29
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
Castor oil is used as a lubricant in jet planes.
-5
The first alarm clock could only ring at 4 a.m.
120
Originally, Nintendo was a playing card manufacturer.
70
The average car produces a pound of pollution every 25 miles!
18
The cigarette lighter was invented before the match.
210
In the early 1960's, Porsche commercially manufactured farm tractors.
24