Nylon is made from coal and petroleum.
42
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
If the chemical sodium is dropped into water it will immediately and violently explode.
67
One ragweed plant can release as many as one billion grains of pollen!
51
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101