EPA has again revised standards for refrigerant used in vehicles. R-12 refrigerant (aka “Freon”) was the go-to coolant for more than 50 years. Then it was discovered that chlorine atoms in escaped ...

For many years, hydrofluorocarbon (HFC)-134a was the alternate refrigerant of choice to replace chlorofluorocarbon (CFC)-12 in many medium- and high-temperature stationary refrigeration, air ...

In February, the U.S. Environmental Protection Agency issued final approval of HFO-1234yf as a refrigerant for air conditioners in new cars and light trucks. It eventually will likely replace R-134a, ...

Remember the refrigerant scandal that took place a few years ago in Europe? Well, the European Union decided to take Germany to the Luxembourg Court of Justice for allowing Daimler to keep using the ...

This is the first in a series of columns addressing advanced basics in the understanding of the refrigeration cycle. All of these columns deal with refrigerant pressures, states, and conditions as ...