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There are more bacteria in your mouth than there are people in the world.
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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.