Pumice is the only rock that floats on water.
14
The earth is approx. 6,588,000,000,000,000,000 tons.
175
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
No matter how cold it gets, gasoline will not freeze.
107
Nylon is made from coal and petroleum.
42
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155