Aluminum used to be more valuable than gold!
84
4.5 pounds of sunlight strike the Earth each day.
27
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The bark of an older redwood tree is fireproof.
65
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Iron weighs more after it rusts.
68
The average home creates more pollution than does the average car.
33