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Author Question: How are transformers in the HVACR field rated? A) By induction ratio B) By step-down capacity C) ... (Read 62 times) |
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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
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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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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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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.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").