Mystérieux vases égyptiens du néolithique

These granite and other hard stone vases, found in Neolithic tombs, were scanned and analyzed by American engineers as part of "Project Scan Vases," initiated by the YouTube channel UnchartedX and American engineer Christopher Dunn. This analysis unambiguously shows that they were designed and manufactured with a precision of a few hundredths of a millimeter. How could Neolithic people have made such artifacts with primitive tools? Project Scan Vases: https://unchartedx.com/site/vase-scan...