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English 18 Online
OpenStudy (anonymous):

He set up atomic disintegration in a minute particle of bismuth; it exploded with great violence into a heavy gas of extreme radio-activity, which disintegrated in its turn in the course of seven days What modern-day thing does this excerpt represent? Calculator, invented 1960s Atomic Bomb, invented 1939 - 1945 Radar, invented mid-1930s automatic doors, invented 1954

OpenStudy (anonymous):

anyone

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