man using freon leak detector on A/C evaporator coil - David Spates/Shutterstock Home appliances, like air conditioners and refrigerators, sometimes cool down with freon. Freon is a trademark name, ...

Home appliances, like air conditioners and refrigerators, sometimes cool down with freon. Freon is a trademark name, but also the commonly used name for certain types of chemical refrigerant. In 2020, ...