The advantages of household thermometers lie in their portability and high-precision measurement capabilities. Due to its small and lightweight size, it can be carried anytime, anywhere and used in different indoor environments, such as homes, offices, schools, etc. At the same time, it can quickly and accurately reflect changes in environmental temperature, thereby helping people monitor and regulate indoor temperature, providing a comfortable and healthy living environment.

There are many types of household thermometers, with the most common being mercury thermometers. The freezing point of mercury is minus 39 degrees, and its highest boiling point can reach 356 degrees, so its measurement range is relatively wide. In addition, there are some electronic thermometers that have higher accuracy, faster reaction speed, and simpler operation.