Since most refrigerators and freezers don't include an accurate way to adjust temperature, you need to put thermometers in your freezer and refrigerator. [substeps] Try to be in the habit of checking the temperature inside the refrigerator and freezer every day.
[header] How to reduce food spoilage [title] Use thermometers in your refrigerator and freezer. [step] To prevent bacteria from growing on your food, set your freezer to 0 degrees fahrenheit (- 18 degrees celsius). Your refrigerator should be no warmer than 38 degrees fahrenheit (3 degrees celsius).