Celsius and Fahrenheit is something seen when cooking meat or chicken, to prevent a disease.  For example, the bacteria contentedness in pork accompanied with the Swine flu; can be transmitted from airborne droplets, from a sneeze.  As a result, the droplets may portray life in a climatic temperature around Celsius degrees; but can be seen in a Fahrenheit temperature, when cooking. 


The temperature in a room setting or building is usually seen with Fahrenheit temperature scale; as the environment is conducive to reducing infection, based on an older generation accomplished to Fahrenheit degrees, instead of, Celsius.