Rankine, William John Macquorn (1820–1872)
William Rankine was a Scottish engineer and physicist, inventor. In 1855 he became professor of engineering at Glasgow University, where he made valuable contributions to civil and mechanical engineering and thermodynamics. Rankine wrote manuals on these subjects and also devised the absolute temperature scale based on the degree Fahrenheit, known as the Rankine scale. chemical element could no longer be accepted.