A cubic yard of air weighs about 2 pounds at sea level.
31
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Aluminum used to be more valuable than gold!
84