During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.
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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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Illicit drug use costs the United States approximately $181 billion every year.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Teres Major
Pectoralis Major
Major Events in the History of Psychology (6 of 6)
