Tuesday, September 15, 2015

32,000 Year Old Flour Processing Plant


Here is a  photo of the Grotta Paglicci in southern Italy where a 32,000-year-old grinding stone was found.

Photo credit: Marta Mariotti Lippi

The Early Gravettian inhabitants of Grotta Paglicci (sublayer 23 A) are currently the most ancient hunter–gatherers able to process plants to obtain flour. They also developed targeted technologies for complex processing of the plant portions before grinding. The present study testifies for the first time, to our knowledge, the performance of a thermal pretreatment that could have been crucial in a period characterized by a climate colder than the current one. The starch record on the Paglicci grinding stone is currently the most ancient evidence of the processing of Avena (oat).

Read the report here.

Related reading: 77,000 year old mattress; 70,000 year python stone; 80,000 year old mining operations; The tool makers of Kathu; Fully human from the beginning



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