Word: magnetism
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Dates: during 1940-1949
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...Canada's failure to give her destiny a rush, MacCormac finds other reasons in the old-fashioned solidarity of her 3,500,-ooo French-speaking people, the magnet of her powerful neighbor (10% of Canadian university graduates make their living in the U. S.). For her greatest domestic problem, the French minority, he sees a solution in the close union of England and France officially announced as a war aim and whichever way the war breaks, John MacCormac believes Canada is on her way to becoming a first-class power-either as the refuge of a beaten Britain...
...machine, ions, akin to the particles shot forth by radium and other radioactive elements, are revolved around in a vacuum tank between the poles of a huge magnet at the speed of millions of miles an hour...
...spirals are controlled by big electromagnets. The bigger the magnets, the wider the spirals, the more forceful the bullets. Dr. Lawrence and his ever-changing army of co-workers did most of their work on artificial radioactivity and transmutation of elements with an 85-ton magnet. Now they have a 225-ton machine for applying the radioactivity of their cracked atoms (and the neutrons which cause it) to biological and medicinal research. This giant hurls tiny bullets with record-breaking energies of more than 30,000,000 electron-volts...
...That the reason German air raids have not been more successful is that Britain is using a secret magnetic device so strong that it jerks all steel parts out of approaching enemy planes, causing them to crumple and crash. The strongest magnet ever made will not pull tenpenny nails out of a board at a distance of one yard...