AAA Food Manager Certification Practice Test

Which thermometer is the most widely used to take the internal temperature of food?

1. Digital thermometer

2. Bimetallic thermometer

3. Infrared thermometer

4. Glass thermometer

The correct answer is: Bimetallic thermometer

The bimetallic thermometer is the most commonly used device for measuring the internal temperature of food because it combines accuracy, reliability, and ease of use. This type of thermometer utilizes a metal probe that can be inserted directly into the food, providing a precise reading of its internal temperature. It is particularly useful for larger items such as roasts or whole chickens, where monitoring the internal temperature is essential to ensure food safety and proper cooking. Bimetallic thermometers often feature a dial that provides an easy-to-read scale, making it convenient for food handlers to quickly assess the temperature. They are also versatile, suitable for a variety of food types and cooking methods. Furthermore, many bimetallic thermometers are designed to be durable and resistant to water, which is beneficial in kitchen environments. In comparison, digital thermometers are also popular due to their quick readout times, but the bimetallic option remains more widely utilized in professional kitchens. Infrared thermometers, while useful for surface temperatures, do not provide an accurate internal temperature reading, which is critical for food safety. Glass thermometers can offer accurate measurements but are less commonly used today due to potential breakage and safety concerns in food environments.