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Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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The average office desk has 400 times more bacteria on it than a toilet.
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The horizontal fraction bar was introduced by the Arabs.
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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.