However, most notably in the United States, a few countries are still using the Fahrenheit scale daily. It is a historical scale. In this scale, the freezing point of water is 32 ° F, and the boiling point of water is 212 ° F.
The Rankine scale refers to the temperature scale defined by measuring in degrees Fahrenheit above absolute zero.
The Scottish physicist and engineer William Rankine proposed Rankine Scale in 1859.