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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
The average adult has about 21 square feet of skin.
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