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, ...

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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, ...