If one kind of plutonium isotope is not removed, the wastes from a nuclear power reactor must be kept out of the environment for how many years before they are safe?

Name: If one kind of plutonium isotope is not removed, the wastes from a nuclear power reactor must be kept out of the environment for how many years before they are safe?
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Question

Quizplus · Accepted Answer

Plutonium-239, a common isotope in nuclear waste, has a half-life of 24,100 years, requiring the waste to be isolated for tens of thousands of years to ensure safety.

If One Kind of Plutonium Isotope Is Not Removed, the Wastes