A small airplane can fly backwards.
75
More than a billion transistors are manufactured every second.
-25
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The first alarm clock could only ring at 4 a.m.
120
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
Originally, Nintendo was a playing card manufacturer.
70
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4