Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Liquid TIDE laundry detergent glows under a blacklight.
96
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Iron weighs more after it rusts.
68
Most dust particles in your house are made from dead skin!
67
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71