First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
Castor oil is used as a lubricant in jet planes.
-5
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
In the early 1960's, Porsche commercially manufactured farm tractors.
24