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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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The horizontal fraction bar was introduced by the Arabs.