Nylon is made from coal and petroleum.
42
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
According to studies, men change their minds two to three times more often than women.
72
For every gallon of sea water, you get more than a quarter pound of salt.
45
The storage capacity of human brain exceeds 4 Terrabytes.
140
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Iron weighs more after it rusts.
68
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116