| 1. | The breath test uses radioactive carbon to detect H . pylori.
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| 2. | They have also tested their findings with radioactive carbon dating.
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| 3. | Radioactive carbon from the reeds provided precise dates for the age of the structures.
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| 4. | This cycle may be repeated until something unusable, such as radioactive carbon, is created.
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| 5. | If the patient is infected with H . pylori, the breath sample will contain radioactive carbon dioxide.
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| 6. | The earliest caves are dated, based in part on radioactive carbon dating, to around the year 300.
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| 7. | She used radioactive carbon to measure the flow and sharing of carbon between individual trees and species.
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| 8. | Archaeologists are able to accurately date once-living materials by measuring the amount of radioactive carbon 14 in them.
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| 9. | A chief component of that air would be radioactive carbon 14, which is released as the waste decays.
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| 10. | Libby died in 1980 after winning the Nobel Prize in Chemistry in 1960 for developing the dating method using radioactive carbon-14.
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