Word: nitric
(lookup in dictionary)
(lookup stats)
Dates: during 1920-1929
Sort By: most recent first
(reverse)
...complaint that things can't be run on air is thoroughly exploded. Chemists have for years been making some most important compounds out of the raw material of air. "Free" oxygen and nitrogen in the air, for instance, can be "fixed" by a gigantic electric arc into nitric oxide, from which nitric acid and nitrates (valuable fertilizers) are made...
...purified, mixed in proper proportions, compressed, and heated to 1,300 degrees F., are passed over the uranium, the resulting gas contains from 4% to 8% of ammonia, which can be condensed to a liquid, used in refrigeration, etc., or further transformed by the Ostwald process (another catalytic), into nitric acid. The Haber process was the industrial and agricultural mainstay of Germany in the War. Shut off from her tremendous imports of fertilizers and explosives, her biggest dye-works, the Badische Anilin und Soda-Fabrik, remodeled its plant to manufacture fixed nitrogen and nitrates, and the Central Empires became chemically...
...nitrates division of the Ordnance Department, and in this position has been studying the task of putting the large nitrogen fixation plants in this country in such permanent shape that they can be used in times of peace and will be ready to turn out an adequate supply of nitric acid in case of another...