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.
Pillsbury A-Mill. The Pillsbury A-Mill, situated along Saint Anthony Falls on the Mississippi River in Minneapolis, Minnesota, held the title of largest flour mill in the world for 40 years. Completed in 1881, it was owned by Pillsbury and operated two of the most powerful direct-drive waterwheels ever built, each generating 1,200 horsepower (895 kW).