A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
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
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
According to studies, men change their minds two to three times more often than women.
72
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44