| 11. | On May 21, 1946, Slotin accidentally began a fission reaction, which released a burst of hard radiation.
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| 12. | "A critical nuclear fission reaction is not feasible under our safety precautions, " the quoted documents stated.
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| 13. | The spokesman for the plant, Milan Nebesar, said officials planned to restart the fission reaction on Friday.
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| 14. | The fission reactions of the natural uranium tamper were quite dirty, producing a large amount of fallout.
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| 15. | The fission reactions though, especially the last fission reaction, release a tremendous amount of fission products and fallout.
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| 16. | The fission reactions though, especially the last fission reaction, release a tremendous amount of fission products and fallout.
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| 17. | In event of a loss-of-coolant accident, the moderator is also lost and the active fission reaction will stop.
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| 18. | Frisch went back to Copenhagen, where he was quickly able to isolate the fragments produced by fission reactions.
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| 19. | The new neutrons released from the fission reactions can be used for this purpose, but only in Li-6.
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| 20. | All fission reactions necessarily generate fission products, the radioactive remains of the atomic nuclei split by the fission reactions.
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