| 11. | :: Actually polonium is much more radioactive than radium.
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| 12. | I would suggest some curium, americium or polonium isotope.
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| 13. | This was again dissolved, and the polonium electroplated on platinum foils.
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| 14. | Polonium-210 was produced by neutron irradiation of bismuth.
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| 15. | Production and research of polonium at Mound was phased out in 1971.
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| 16. | The production of the beryllium-polonium TOM initiators ended in 1953.
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| 17. | Around the tops of the uranium pieces were polonium and beryllium rings.
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| 18. | Polonium also forms a hexafluoride, but it is understudied.
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| 19. | :: : Polonium can be bought at United Nuclear.
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| 20. | Polonium and livermorium are most available in particle accelerators.
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