Most dust particles in your house are made from dead skin!
67
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Hot water can freeze faster than cold water.
181
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
One barrel of petroleum holds 42 gallons.
20
Pumice is the only rock that floats on water.
14
The sun is 330,330 times larger than the earth.
75