In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Diamonds can be shattered with a hammer.
-104
No matter how cold it gets, gasoline will not freeze.
107
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Out of all the senses, smell is most closely linked to memory.
146