More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Castor oil is used as a lubricant in jet planes.
-5
The first alarm clock could only ring at 4 a.m.
120
The electric chair was invented by a dentist!
122
The United States produces enough plastic film annually to cover the entire state of Texas.
13
Jumbo jets use 4,000 gallons of fuel to take off.
19