For every gallon of sea water, you get more than a quarter pound of salt.
45
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Iron weighs more after it rusts.
68
One cubic foot of gold weighs more than 1,200 pounds!
78
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The force of a suction cup is calculated using F=AP.
15