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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.
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Cyanide works by making the human body unable to use oxygen.
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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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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.