Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
If the chemical sodium is dropped into water it will immediately and violently explode.
67
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Cold water weighs more than hot water.
93
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17