C 14 dating

Carbon is naturally in all living organisms and is replenished in the tissues by eating other organisms or by breathing air that contains carbon.At any particular time all living organisms have approximately the same ratio of carbon 12 to carbon 14 in their tissues.The C14 is a isotope of carbon, which is otherwise C12 or C13.

The method is named after its principle, it is based on the natural radioactive decay of the carbon isotope C14.

He said that his team and the laboratories they employed took special care to avoid contamination.

That included protecting the samples, avoiding cracked areas in the bones, and meticulous pre-cleaning of the samples with chemicals to remove possible contaminants.

It is impractical even for books and papers, so the C14 notation is most commonly used, and we will do the same on this website. But there are three different kinds of carbon, which differ in a way that all are still true carbon, but their atomic structure is different.

Two are called C12 and C13, carbon with an atomic weight of twelve or thirteen respectively - which are the normal and stable carbon - and the last one is C14, an isotope of carbon, which is subject to a very slow and harmless radioactive decay.

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After the AOGS-AGU conference in Singapore, the abstract was removed from the conference website by two chairmen because they could not accept the findings.

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