Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The earth is approx. 6,588,000,000,000,000,000 tons.
175
For every gallon of sea water, you get more than a quarter pound of salt.
45
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7