Oil painting the painting process is underway. An artist's palette, traditionally a thin wood board held in the hand, is used for holding and mixing paints of different colors. Pigments may be any number of natural or synthetic substances with color, such as sulphides for yellow or cobalt salts for blue. Traditional pigments were based on minerals or plants, but many have proven unstable over long periods of time; the appearance of many old paintings today is very different from the original. Modern pigments often use synthetic chemicals. The pigment is mixed with oil, usually linseed, but other oils may be used.
Picway Power Plant switch while replacing an oil circuit breaker. Picway Power Plant Picway Power Plant was a 220 megawatt (MW) coal power plant located west of Lockbourne in Pickaway County, Ohio. The plant generated electricity from 1926 until its closure in 2015. It was operated by American Electric Power (AEP). Picway began operations in September 1926. The plant was operated by the Columbus Railway Power and Light Company, a forerunner of AEP. The two units had a combined capacity of 60 MW. Construction of Unit 3 was temporarily halted in 1942 by the War Production Board (WPB) as the building of new