Ancient Greece and wine help satisfy demand. Wine historians have theorized that the Greeks may have introduced viticulture to Spain and Portugal, but competing theories suggest that the Phoenicians probably reached those areas first. The grape clusters, vines and wine cups that adorn Greek coins from classical times bear witness to the importance of wine to the ancient Greek economy. With every major trading partner, from the Crimea, Egypt, Scythia, Etruria and beyond, the Greeks traded their knowledge of viticulture and winemaking, as well the fruits of their own production. Millions of amphora pieces bearing the unique seals of various city-states and Aegean islands
Stirrup jar jars. Haskell hypothesizes that the smaller were used for decanting from pithoi and for temporary storage. What makes a stirrup jar "fine" is the grain size of the clay. Powdered clay results in a smooth surface. "Coarse ware," or coarse texture, means a surface similar to that of oatmeal, composed of larger grains, formed by admixture with quartz (sand) and particles of other minerals. Haskell developed his idea of the larger, coarser type of stirrup jar found in storerooms at Akrotiri into the "transport stirrup jar," a vessel serving as a standard container for the export of olive oil, and