In physics, a material that contains carbon and hydrogen and usually other elements such as nitrogen, sulfur and oxygen. Organic compounds can be found in nature or they can be synthesized in the ...
EARLY in the present century, it was a comparatively simple matter to ascertain whether a specific organic compound had been described in the literature, and, if so, to determine what was known about ...
THE original edition of this first dictionary of the A kind in the English language was finished at the end of 1937, and it was then hoped to issue revised volumes at regular intervals, beginning in ...
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