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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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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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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
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There are 60,000 miles of blood vessels in every adult human.
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The average adult has about 21 square feet of skin.