Aluminum used to be more valuable than gold!
84
Most dust particles in your house come from dead skin.
48
Diamonds can be shattered with a hammer.
-104
For every gallon of sea water, you get more than a quarter pound of salt.
45
One 75-watt bulb gives more light than three 25-watt bulbs.
57
The only letter not appearing on the Periodic Table is the letter "J".
180
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Most dust particles in your house are made from dead skin!
67