Ni ile-ise, o soro lati da boronu ogidi nitoripe ounda eroja miran ti won ni karbonu tabi awon elimenti miran die ninu.. 
This principle is used in radiocarbon Dating, invented in 1949, which has been used extensively to deterMine the age of ètòceous matetistic with gegebi up to about 40,000 years.There are 15 known isotopes of carbon and the Shortest-lived of these is 8C which ètòys through proton emi!’ and alpha agbóhùny and has a half-life of 1.9873939-10-21 s.. 