The force of a suction cup is calculated using F=AP.
15
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Nylon is made from coal and petroleum.
42
Iron weighs more after it rusts.
68
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Neanderthal man had a brain capacity 100cc larger than modern man's.
50