| 1. | Measurements have confirmed that there was no release of radioactivity into the atmosphere.
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| 2. | Sirens have recently been built within 3 kilometers of the release of radioactivity.
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| 3. | These procedures are intended to prevent release of radioactivity.
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| 4. | It is unclear how long the ceramic form will retard the release of radioactivity.
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| 5. | The nuclear lab suffered no major damage and officials said there was no release of radioactivity.
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| 6. | The concrete sarcophagus encasing the wrecked reactor at Chernobyl is deteriorating, threatening another release of radioactivity.
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| 7. | But speculation is growing that plant officials'slow response compounded the damage and release of radioactivity.
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| 8. | Authorities say nuclear materials have been shipped for three decades with no incident causing the release of radioactivity.
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| 9. | The containment building is the last of several safeguards that prevent the release of radioactivity to the environment.
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| 10. | The biggest distinction is that the Chernobyl design lacks a containment structure to help prevent the release of radioactivity.
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मोबाइल