The operating temperatures of refrigerators and freezers used for food storage is important to safe storage of food and to minimisation of energy costs.
The US FDA recommends the refrigerator should be set to 40F (4.4°) and the freezer to 0F (-17.8°).
Temperatures vary inside the cabinets, and they vary over time with opening and closing doors, and introduction of warmer goods for storage.
Many spot temperature checks are helpful but they don’t provide a very complete picture, and opening the door to make measurements disturbs the very thing being measured. Continue reading Fridge / freezer setup