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مشاهدة النسخة كاملة : Ochre: The World's First Red Paint - Live Science

ahlam1399
11-21-2018, 09:15 AM
Ochre: The World's First Red Paint (https://www.livescience.com/64138-ochre.html) Live ScienceOchre, one of the world's oldest pigments, helped prehistoric people paint ancient cave art.



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