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Author Question: Why do pegmatite mineral crystals grow so large? What will be an ideal ... (Read 15 times) |
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Vaccines prevent between 2.5 and 4 million deaths every year.
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In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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The human body produces and destroys 15 million blood cells every second.
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The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.