Radiocarbon dating is an radioactive isotope dating technique used in dating materials which contain the unstable carbon-14 isotope. Radiocarbon dating is used to determine the age of previously...
Carbon is a naturally abundant element found in the atmosphere, in the earth, in the oceans, and in every living creature. C-12 is by far the most common isotope, while only about one in a trillion...
Because it is one of the essential things that the human race needs to survive in these days. it is part of the life cycle, along with water and air. M.Bryant