F (Fahrenheit) scale for measuring temperature is that in the United States application. In grading, Fahrenheit, liquid, the mercury disposal. Point the lower the temperature of the mixture of Ice And and upper limit of the temperature in the healthy human body has the discretion to be, and it's number 98, the 6 in the fall, and from zero to 98, the 6 to 98 of 6 equal parts divide, and every A, A degrees Fahrenheit, naming can be. From the scale of Fahrenheit, which is still in some countries, English is also used, in academic work is not used. United Kingdom in the year 1964, the scale of Celsius for commercial use and the military agreed.