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Author Question: A planar cross section through two spherical waves emanating from the sources S1 and S2 in the plane ... (Read 44 times) |
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.
It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.
The horizontal fraction bar was introduced by the Arabs.
Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.