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by lazyguy2
2410 days ago
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> A halflife of 5 years means 10% of the radioactivity is still there 16 years later. But it's very likely that 10% is irrelevant. Radioactivity is not a all or nothing thing. It exists all around you right now. Camping out at a old abandoned nuclear power plant 20 years after it's decommissioned probably gives you less radiation exposure then you would get from a flight from California to Hong Kong. |
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