Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
One barrel of petroleum holds 42 gallons.
20
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
Diamonds can be shattered with a hammer.
-104
One ragweed plant can release as many as one billion grains of pollen!
51
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57