Iron weighs more after it rusts.
16
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Aluminum used to be more valuable than gold!
84
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Scientists in Germany have developed a candy that doesn't cause cavities.
11