Mention the thermometer must be familiar to everyone. When you catch a cold, take the thermometer and put it in your armpit. You can know if you have a fever later by looking at the reading. However, although everyone has used thermometers, many people do not know those who choose thermometers. Next, Ding Ma will talk in detail about the exquisite use of thermometers, starting with the selection of thermometers. All kinds of thermometers compete 1. Electronic thermometer When we talk about electronic thermometers, we usually refer to the pen thermometer shown in the figure below. This kind of thermometer is generally multi-purpose, can be used to measure the temperature of armpit, also can measure the temperature of oral cavity, Read More …