This probability does not increase with time. The half-life of carbon is 5, years. Optically stimulated luminescence dating is a related measurement method which replaces heating with exposure to intense light. For example, consider how automobiles have changed in the last 50 years a relatively short time in archaeology. The carbon atom quickly combines with an oxygen molecule to form carbon dioxide.
Dating techniques Dating techniques are procedures used by scientists to determine the age of an object or a series of events.
Sediments are more expensive to date. This process results in a "rain" of pollen that falls over many types of environments. The reason such old material is required is that it takes a very long time to accumulate enough 40Ar to be measured accurately. Many of the dates obtained with this method are inaccurate due to improper chemical analyses. In other words, it takes 1. Although these units may be sequential, they are not necessarily continuous due to erosional removal of some intervening. This reworked carbon changed the measured isotopic ratios, giving a false older age.