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Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
There are more bacteria in your mouth than there are people in the world.
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Cyanide works by making the human body unable to use oxygen.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.