| 21. | The rest of the heat is removed by the control rod channel coolant.
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| 22. | The cut control rods also explained the sudden steep dive.
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| 23. | At 11 : 25, Fermi ordered the control rods reinserted.
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| 24. | How many control rods were in the core at the time of the explosion?
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| 25. | He was revived by Blastaar and regained his Control Rod.
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| 26. | Inspectors said it was caused by cracked control rod nozzles.
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| 27. | _Installation of improved fasteners that attach a control rod to the power control unit.
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| 28. | The separated hafnium can be used for reactor control rods.
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| 29. | Dysprosium titanate was undergoing evaluation for pressurized water control rods.
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| 30. | After the reactor was refueled, tests found some control rods were dropping too slowly.
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