Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
The ball on top of a flagpole is called a 'truck'.
24
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
Castor oil is used as a lubricant in jet planes.
-5
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55