Iron weighs more after it rusts.
68
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Each day, up to 150 species of life become extinct.
-23
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Diamonds can be shattered with a hammer.
-104
The average home creates more pollution than does the average car.
33
One barrel of petroleum holds 42 gallons.
20