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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 1291 times) |
The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.
Blood is approximately twice as thick as water because of the cells and other components found in it.
Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.
The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).