An "immersion probe thermometer" is best used for checking the temperature of what?

An immersion probe thermometer is specifically designed for measuring the temperature of liquids, making it ideal for checking the temperatures of items such as soups and oils. The probe is inserted directly into the liquid, allowing for accurate readings of the temperature throughout the substance. This is crucial in ensuring that hot liquids are heated to safe temperatures, and cold liquids are kept at proper cooling temperatures.

In contrast, while cooked meats, cold storage items, and frozen foods have their own methods for temperature checks, they typically require different types of thermometers for optimal accuracy. For example, a penetration probe thermometer might be more appropriate for measuring the internal temperature of cooked meats, while air temperature thermometers are usually used for checking the temperature of cold storage and frozen foods. Thus, the immersion probe's unique design and function make it most suitable for liquids.