Carbon 14 dating summary
While many probably have not thought about it before, carbon-14 dating relates to Christianity and Judaism in interesting ways. Since there are many misconceptions about carbon-14 dating, this paper will explain the principle, the method, some early problems with it, and its current trustworthiness.
Anyway, all these different calibrations from around the world agree with each other within about 5%. 1973, Stuiver & Pearson 1986, Stuiver & Reimer 1986, van der Plicht & Mook 1989 and others).
So if one does these three steps: prepare a valid sample well, run the test correctly, and read the right calibration, the date should be good.
So while many date to dance, you might say scientists do the "three-step" to date.
Some clams were dated as having died 50,000 years ago, and they were still alive!
Many Middle Eastern artifacts, preserved under ideal conditions, were consistently giving dates wrong by 20%. Let's look critically at assumption 2, that nothing else affects the ratio in a dead organism.The ring is thick when the winter is short, and thin when the winter is long.Different trees growing at the same time in the same forest have very similar tree ring patterns.So, by comparing many different trees in a forest in South Germany, and performing radiocarbon dating on a large number of samples, a calibration scale was developed.