The first alarm clock could only ring at 4 a.m.
120
Whale oil was used in automobile transmissions as late as 1973.
56
The life boat was patented in 1845!
29
The IRS processes more than 2 billion pieces of paper each year.
28
Sony researchers have developed a refrigerator that only opens when you smile.
9
The United States produces enough plastic film annually to cover the entire state of Texas.
13
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47