Word: nitrogen
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Dates: during 1930-1939
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Atom Building. Patiently, the University of Chicago's Dr. William Draper Harkins sat beside a nitrogen tube and took 10.000 photographs, attempting to get an "atom collision" on the print. Each turned out badly, revealed nothing...
Synthetic resins (like Zalmite) are basically a chemical synthesis of phenol (carbolic acid), formaldehyde and some form of nitrogen. Wood flour is used as a filler. Zalmite is rendered light and porous by sending a blast of air through the soft uncast material...
...probably larger than the Earth and smaller than Neptune, and can be seen only with the most powerful telescopes now in existence. It has been estimated that the sun's light at this farthest planet can hardly exceed that of moonlight, and under such a low temperature the nitrogen that might be in the air would be solid and the oxygen, if not solid, at least a dense liquid...
...German word ersatz (substitute) has taken on a powerful significance in late years. German research and diligence has found a way to make nitrogen artificially (giving unlimited source for explosives); has made synthetic petroleum; has evolved the small but potent Ersatz Preussen, a warship designed to outrank anything of similar tonnage and armament in other navies...