| 31. | Among the alkaline metals I especially like cesium because it's gold.
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| 32. | We have loads of cesium going through here, and nobody says anything.
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| 33. | Cesium is used in cancer research and radiation therapy.
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| 34. | Cesium is a radioactive isotope often used in cancer research and radiation therapy.
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| 35. | They included radiation-measuring devices containing radioactive cesium.
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| 36. | Initially a quartz oscillator in a temperature controlled cesium beam clocks were used.
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| 37. | His initial attempt at a thesis was on the ionization of cesium vapor.
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| 38. | Cesium _ 137 had a hiatus of three years before their next release.
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| 39. | A fire at a spent-fuel pool could release cesium-137.
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| 40. | Developed in 2011, this simulator used the Library and Cesium virtual globe.
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