| 31. | :You only need about 50 nanograms of Polonium 210 to kill someone.
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| 32. | The second, more famous discovery, was the discovery of polonium and radium.
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| 33. | Polonium also can be used to generate electricity.
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| 34. | In 1934, radium F ( polonium-210 ) in the radium series.
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| 35. | Except for polonium, the chalcogens are all fairly similar to each other chemically.
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| 36. | Approximately 100 grams of polonium are produced yearly.
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| 37. | For instance, polonium is used as an alpha-particle generator for research.
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| 38. | No neptunium " polonium compounds have been reported.
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| 39. | Polonium is now obtained by irradiating bismuth with high-energy neutrons or protons.
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| 40. | The presence of polonium in tobacco smoke has been known since the early 1960s.
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