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Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.