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  • ...ith one of the shortest life spans (beating out Radium, Hassium, and [[Pat Chevalier | Potassium]]), Astatine is used as a case study of a "failed" experiment a
    7 KB (1,131 words) - 21:13, 8 March 2023
  • * 019 Potassium ([[Pat Chevalier]])
    1 KB (153 words) - 08:01, 27 April 2024