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The average office desk has 400 times more bacteria on it than a toilet.
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Cyanide works by making the human body unable to use oxygen.
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Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.