Word: ultraviolet
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Dates: during 1920-1929
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...type of quartz mercury vapor bulb for generating ultraviolet light developed...
Meter for measuring the intensity of the ultraviolet ray perfected...
...Ultraviolet rays are useful against pernicious anemia and leprosy (Dr. David Israel Macht of Johns Hopkins) and stimulate mental activity (Dr. Victor Emanuel Levine of Creighton University School of Medicine, Omaha...
...Liver Oil in small doses is more salutary than in massive doses, which may even be harmful. Pure cod liver oil is better than emulsions. Irradiating oil with ultraviolet light helps its effect.?Sweden's Erik Agduhr...
Business, which is rapidly teaching scientists to make fortunes, has lately tried to attract two university chemists who have patented processes of adding vitamins to foods. Dr. Harry Steenboch at the University of Wisconsin invented a way of irradiating foodstuffs with ultraviolet light. Such irradiated foods prevent rickets. When food professors offered him thousands for the use of his patents he organized the Wisconsin Research Foundation, put University of Wisconsin alumni in charge, let the royalties pay for further research...