Aluminum used to be more valuable than gold!
84
Research indicates that plants grow healthier when they are stroked.
173
If the chemical sodium is dropped into water it will immediately and violently explode.
67
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Pumice is the only rock that floats on water.
14
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9