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carbon-14 |
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carbon-14 [′kär·bən ′fȯr‚tēn] (nuclear physics) A naturally occurring radioisotope of carbon having a mass number of 14 and half-life of 5780 years; used in radiocarbon dating and in the elucidation of the metabolic path of carbon in photosynthesis. Also known as radiocarbon. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Their conclusion was based on Carbon 14 analysis (C-14) following a protocol agreed to by the Vatican, with research performed in three laboratories chosen by the Archbishop of Turin. That leaves the infamous ``fourth food group'' - chocolate - which recently was alleged to contain lead, mercury, zinc, carbon 14, ozone, radioactive iodine, used tire rubber and strontium 90. Since the development of the carbon 14 dating method in the late 1940s, experts have recognized the technique does not work like a perfect clock. |
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