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Author Question: The commutator in a DC motor reverses armature coil current flow to produce continuous armature rotation. (Read 17 times) |
Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.
Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.