The only letter not appearing on the Periodic Table is the letter "J".
180
Most dust particles in your house come from dead skin.
48
The sun is 330,330 times larger than the earth.
75
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
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
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61