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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 3838 times) |
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.
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.
Excessive alcohol use costs the country approximately $235 billion every year.
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Medication errors are three times higher among children and infants than with adults.