The Archaeology News Network: Chemical analysis of pottery reveals first dairying in Saharan Africa in the fifth millennium BC | Pre-Modern Africa, the Middle East - and Beyond |

Using lipid biomarker and stable carbon isotope analysis, they examined preserved fatty acids held within the fabric of the pottery and found that half of the vessels had been used for processing dairy fats. This confirms for the first time the early presence of domesticated cattle in the region and the importance of milk to its prehistoric pastoral people.