The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
The life expectancy in 1900 was just 47 years.
49
Until the nineteenth century, solid blocks of tea were used as money in Siberia.
80
February 1865 is the only month in recorded history to not have a full moon.
83
In 1987 American Airlines saved $40,000 by eliminating one olive from its First Class salads.
86
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
118
Grenades were invented in China over 1,000 years ago.
50
The first telephone book was one page long and had only 50 names in it.
91