Nylon is made from coal and petroleum.
42
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
No matter how cold it gets, gasoline will not freeze.
107
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Scientists are now able to grow 'beating' heart tissue in a lab!
162
4.5 pounds of sunlight strike the Earth each day.
27
Scientists in Germany have developed a candy that doesn't cause cavities.
11
