Oil mill Oil mill An oil mill is a grinding mill designed to crush or bruise oil-bearing seeds, such as linseed or peanuts, or other oil-rich vegetable material, such as olives or the fruit of the oil palm, which can then be pressed to extract vegetable oils, which may used as foods or for cooking, as oleochemical feedstocks, as lubricants, or as biofuels. The pomace or press cake - the remaining solid material from which the oil has been extracted - may also be used as a food or fertilizer. Oil-rich vegetable materials have been processed mechanically to extract the valuable oils
Highland Park Manufacturing Plant and Cotton Oil Complex village. The mill operated until 1968. It was listed on the National Register of Historic Places in 1992. Highland Park Manufacturing Plant and Cotton Oil Complex Highland Park Manufacturing Plant and Cotton Oil Complex is a historic industrial complex and national historic district located at Rock Hill, South Carolina. It encompasses three contributing building and two contributing structures in Rock Hill. The complex includes the Highland Park Manufacturing Plant (1888–89, 1907), the Highland Park Cotton Oil Mill (1902), and the Highland Park Cotton Oil Mill Office (1902). They are the surviving buildings of a larger complex, including a gin and