They're naturally slightly radioactive: Bananas contain…
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They're naturally slightly radioactive: Bananas contain high levels of potassium, a small fraction of which is the naturally occurring radioactive isotope Potassium-40 (^{40}\text{K}). Don't worry, though—you’d have to eat about 10 million bananas at once for it to be dangerous!
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| 13,000 mlx | |
| 45 | |
| 4 |
