Piqua, Ohio Questor Juvenile Furniture) is the leading manufacturer of infant and toddler car seats, and has become one of Piqua's leading employers and industries. In the late 1890s, Southwest Ohio was the heart of the US flaxseed growing area. There were some 13 linseed oil mills in Piqua, where the flaxseed was "crushed" to extract the vegetable oil, named linseed oil. The flax fiber was used to make both cloth and paper. The oil had a variety of industrial uses. "Linoleum" is a manufactured flooring product for which linseed oil is the binder. One of the vegetable oil mills in Piqua
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