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Author Question: Beginning in May 2013, the minimum AFUE rating for a new furnace in the southern part of the United ... (Read 66 times) |
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.