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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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The average office desk has 400 times more bacteria on it than a toilet.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.