It also has a very low surface energy (which is what gives cookware coatings the nonstick feature), and possesses the quality of being inert to virtually all chemicals. Examples of fluoropolymers: PTFE (polytetrafluoroethylene) PFA (perfluoroalkoxy) FEP (fluorinated ethylene-propylene)
The Marshall Orr House was built in 1885 by Dr. Samuel Marshall Orr, as a smaller replica of the home of his father, Governor James L. Orr. Gov. Orr's home, known locally as Forest Home and Arlington was demolished in 1956. A physician in Anderson for 35 years, Dr. Orr owned a pharmacy, was involved with Anderson's first building and loan association and served as vice-president of the Farmers and Merchants Bank. In the community, he served as a trustee of Anderson schools and was a vestryman of Grace Episcopal Church for twenty years.
The land was acquired by John Cummins in 1825, and he used the land to build the first of two mills. Because of his growing clientele, a larger second mill was built in 1845. Local residents would visit the mills and the falls for both commerce and recreation.