Fire-resistant pit/Definition: Difference between revisions
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imported>Howard C. Berkowitz No edit summary |
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A fire-resistant shell around the [[plutonium]] "pit" of a [[ | A fire-resistant shell around the [[plutonium]] "pit" of a [[fission device]], which will resist prolonged exposure to a jet fuel fire (at 1000 °C) without melting or being eaten through by the corrosive action of molten plutonium; the plutonium will not contaminate the area unless the shell is disrupted; on the [[B83 (nuclear weapon)|B83 strategic bomb]] and [[W87 (nuclear weapon)|W87 ICBM warhead]] | ||
Revision as of 12:36, 28 April 2010
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Fire-resistant pit [r]: A fire-resistant shell around the plutonium "pit" of a fission device, which will resist prolonged exposure to a jet fuel fire (at 1000 °C) without melting or being eaten through by the corrosive action of molten plutonium; the plutonium will not contaminate the area unless the shell is disrupted; on the B83 strategic bomb and W87 ICBM warhead