Carbon from these sources is very low in C-14 because these sources are so old and have not been mixed with fresh carbon from - page 24 - the air.
Dabkan oo ay ku basbeeleen tiro aqal0 aa oo gaadhay 7  oo kuyaala xaafadan 4aad ayaan isaga sababihii dhabta ahaa ee dhaliyay ilaa imika aanan la sheegin,inkastoo wararka badhkood ay sheegayaan in dabku uu ka dhashay qarax ka yimiday [...]