The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Balsa wood is classified as a hard wood!
41
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Pumice is the only rock that floats on water.
14
Iron weighs more after it rusts.
68
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21