Oil paint produce refined varieties of oil with fewer impurities, but many artists prefer cold-pressed oils. Other vegetable oils such as hemp, poppy seed, walnut, sunflower, safflower, and soybean oils may be used as alternatives to linseed oil for a variety of reasons. For example, safflower and poppy oils are paler than linseed oil and allow for more vibrant whites straight from the tube. Once the oil is extracted, additives are sometimes used to modify its chemical properties. In this way, the paint can be made to dry more quickly (if that is desired), or to have varying levels of gloss, like
Highland Park Manufacturing Plant and Cotton Oil Complex 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 seed house, the rest of which have been demolished. Surrounding the original mill are portions of the mill