Word: using
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Dates: during 1940-1949
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...more important than these exchanges, Sweden promised: 1) to use all her maritime imports for home consumption (except such as may be forwarded to Finland); 2) not to import more strategic raw materials (like copper and nickel) than she did before the war; 3) not to use more than specified amounts of for eign raw materials in manufactures for export (such as telephones). In return for these promises, Britain promised to expedite clearance of Swedish ships through Allied control ports, and offered naval convoy to Swedish trade ships (each Swedish owner to decide this point for himself...
...large cavities; 2) the rats in Group II "showed a 70% reduction in dental decay"; 3) 13 of the rats in Group II had no cavities. The reduction was "not mainly in the size of the cavities, but in the number of lesions." Dr. Finn will soon use his fluoride solution to bathe the teeth of children in a Rochester orphan asylum...
...Although the dentists at the meeting agreed that the time was near when they would use "controlled local application of fluorine to prevent dental caries," Dr. Basil Glover Bibby of the University of Rochester sounded a warning. Said he: "The use of fluorine in tooth powder or paste should not be considered, because it is unsafe. Fluorine is poisonous and dangerous if administered by untrained persons." He assured his colleagues that they need not sacrifice beauty for utility. Fluorine, he said, mottles only newly erupted second teeth. In proper doses, it will not pit permanent teeth if given after...
...methods of treatment have usually started with great fanfare, and landed on the medical dust heap within three years. One British researcher advised his colleagues to "make haste to use a new remedy before it is too late...
...only once in 1,000 to 100,000,000 years. But there are so many billions of atoms in a small pinch of substance that Dr. Rabi gets a continuous program on his detector, which is a ribbon of incandescent tungsten in an oscillating electromagnetic field. He expects to use atomic radio to learn more about the nuclear structure and energy mechanism of atoms. The physicists admired his discovery and Dr. Rabi got a $1,000 prize for the A. A. A. S. convention's best paper...