test (1) état (1) ion (1) chauffage (1) gaz (1) datation (1) âge (1) comparaison (1) jeune (1) Reliability (1) Comparison (1) Treatment (1) Dating (1) Antiquities, Prehistoric (1) Work (1) Value (1) Reliability (1) Radiocarbon dating (1) Prehistoric peoples (1) Heating (1) Graphitization (1) Gas (1) Collagen (1) Bones (1) Bone (1) Autumn (1) Apatite (1) Age (1) Calcium cyanamide (1) Use (1)