According to studies, men change their minds two to three times more often than women.
72
The average home creates more pollution than does the average car.
33
A cubic yard of air weighs about 2 pounds at sea level.
31
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The only letter not appearing on the Periodic Table is the letter "J".
180
The force of a suction cup is calculated using F=AP.
15
Iron weighs more after it rusts.
16