forreals your lead is much older than 100 years, lead is formed when uranium decays.
Lead-206, the last element on the list, is not radioactive. It does not decay, and therefore has no half-life![]()


forreals your lead is much older than 100 years, lead is formed when uranium decays.
Lead-206, the last element on the list, is not radioactive. It does not decay, and therefore has no half-life![]()
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