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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
There are more bacteria in your mouth than there are people in the world.
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
The horizontal fraction bar was introduced by the Arabs.
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