The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The average home creates more pollution than does the average car.
33
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Liquid TIDE laundry detergent glows under a blacklight.
96