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Author Question: Preventive maintenance implies that we can determine when a system needs service or will need repair. (Read 53 times) |
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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.