| 31. | Last month, Washington and Moscow announced formation of a joint task force to study securing radioactive sources in Russia.
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| 32. | According to some reports, looters have stolen or removed low-enriched uranium and other radioactive sources stored under seal there.
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| 33. | This relationship is affected by the type of radiation being emitted and the physical nature of the radioactive source.
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| 34. | Using actinides in nuclear fuel, sealed radioactive sources or advanced materials such as self-glowing crystals has many potential benefits.
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| 35. | Steel mills often use RPMs to screen incoming scrap metal to avoid radioactive sources illegally disposed in this way.
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| 36. | Vallecitos also fabricates radioactive source materials used in medicine and industry, under a license issued by the State of California.
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| 37. | He also said the radioactive sources could have been mixed with conventional explosives to make a " dirty bomb ."
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| 38. | Disused radioactive sources _ from the military, industry and medical facilities _ are believed scattered across the former Soviet Union.
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| 39. | Use of chemically unstable forms of actinides in MOX and sealed radioactive sources is not appropriate by modern safety standards.
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| 40. | The United States alone has an estimated 2 million licensed radioactive sources, thousands of them high-risk materials, the CNS reports.
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