First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Whale oil was used in automobile transmissions as late as 1973.
56
The ball on top of a flagpole is called a 'truck'.
24
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
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
In the early 1960's, Porsche commercially manufactured farm tractors.
24