One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The sun is 330,330 times larger than the earth.
75
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Scientists are now able to grow 'beating' heart tissue in a lab!
162
No matter how cold it gets, gasoline will not freeze.
107