Aluminum used to be more valuable than gold!
84
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
The bark of an older redwood tree is fireproof.
65
The earth is approx. 6,588,000,000,000,000,000 tons.
175
A cesium atom in an atomic clock beats over nine billion times a second.
43
A cubic yard of air weighs about 2 pounds at sea level.
31
4.5 pounds of sunlight strike the Earth each day.
27
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310