A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Research indicates that plants grow healthier when they are stroked.
173
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Iron weighs more after it rusts.
68
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
Nylon is made from coal and petroleum.
42
A cubic yard of air weighs about 2 pounds at sea level.
31