{"ID_METHOD":"ACID","METHOD":"Acidification of sample using gas chromatography to measure elemental carbon (Verardo etal 1990)","METH_CODE":5}
{"ID_METHOD":"CPRO","METHOD":"Cumulative probability (95% confidence interval) alluvial soil charcoal","METH_CODE":6}
{"ID_METHOD":"GRAV","METHOD":"GRAVIMETRIC chemical assay (Winkler method)","METH_CODE":7}
{"ID_METHOD":"HNPK","METHOD":"Hand picked charcoal from soil samples","METH_CODE":8}
{"ID_METHOD":"HVLQ","METHOD":"Charcoal separated by heavy liquid preparation","METH_CODE":0}
{"ID_METHOD":"IMAG","METHOD":"Charcoal particles identified by imaging software","METH_CODE":4}
{"ID_METHOD":"NOTK","METHOD":"Not known","METH_CODE":9}
{"ID_METHOD":"OPPF","METHOD":"charcoal part Ided as opaque phytoclasts/pyrofusinite in palynofacies anlaysis","METH_CODE":10}
{"ID_METHOD":"OTHE","METHOD":"Other","METH_CODE":11}
{"ID_METHOD":"POLS","METHOD":"Pollen slide","METH_CODE":1}
{"ID_METHOD":"SIEV","METHOD":"Sieved","METH_CODE":2}
{"ID_METHOD":"SIPO","METHOD":"Sieved + Pollslide","METH_CODE":3}
{"ID_METHOD":"THSL","METHOD":"Charcoal part. Id'ed in thin slides (soil micromorphology)","METH_CODE":12}