Rankine, William John Macquorn (1820–1872)
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.