How do you read a refrigerator freezer thermometer?

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People also ask, how do you use a refrigerator thermometer?

The most common practice is to place a glass of water in the refrigerator (but not in the door) and let it sit for a day. Then place the thermometer in the glass to get a reading. If you're using an instant-read thermometer, you'll have your reading, well, instantly.

Additionally, what is a freezer thermometer? Most refrigerator/freezer thermometers are either liquid-filled or bimetallic-coil thermometers. As the temperature increases, the colored liquid (usually an alcohol solution) inside the thermometer expands and rises to indicate the temperature on a scale.

Similarly one may ask, how can I tell the temperature of my freezer without a thermometer?

0 – 5 degrees for the freezer and 38 for the fridge. A great way to measure it is by using a cup of water with a cooking thermometer put inside it and placing this into the fridge for 2 hours of time. When testing the freezer, a person should substitute cooking oil in place of water.

Where should the thermometer be placed in a freezer?

Your refrigerator temperature should be 40 F or less, and your freezer should be 0 F or less. The best place to put a thermometer is in the warmest spot – which would be near the door, not tucked away in the back. Glance at this daily to be sure it is maintaining a cold temperature.