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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
Did you know?
The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.