Diamonds can be shattered with a hammer.
-104
Your brain is 80% water.
525
The only letter not appearing on the Periodic Table is the letter "J".
180
The bark of an older redwood tree is fireproof.
65
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65