
Two types of thermometers available in the market
Mercury thermometer

The mercury thermometer is the most widely used type in hospitals and households. According to doctors, the mercury thermometer is manufactured to provide the most accurate results. This thermometer is often used to measure areas such as the armpit, mouth, or rectum. The downside of this type is that it contains mercury, which can be dangerous if accidentally broken. It is suitable for use in adults and is the most common product in hospitals and healthcare facilities.
The price of mercury medical thermometers is affordable, ranging from 10,000 to 20,000 VND depending on the type.
Some notes when using mercury thermometers:
- First, you need to be aware of the 5 characteristics of medical thermometers that we listed above for convenience during use.
- The measuring time for a mercury thermometer is usually between 5 to 10 minutes. Before measuring, the thermometer needs to be lowered below 35°C.
- After measuring, clean the thermometer head.
- Wipe sweat at the measuring location, typically the armpit of the user.
- During measurement, absolutely do not move the position of the thermometer, especially for young children.
Electronic Medical Thermometer
Currently, there are numerous types of electronic thermometers available in the market. Electronic thermometers operate on a heat-sensing mechanism. Thanks to the sensor, they can receive heat signals and display the temperature for the user.

- Advantages: Using electronic thermometers is straightforward and quick. Just point the probe towards the ear, forehead, etc., and press the button. Depending on the model, it takes from 3 to 5 seconds to get results. Usually, the machine beeps to announce that the result is ready.
- Disadvantages: Since these are heat sensors, measurement errors are common. Additionally, results may vary depending on individual differences.
Some common measurement locations for electronic thermometers
- Rectal measurement: Electronic thermometers for rectal measurement often provide the most accurate results as it measures the core body temperature. However, the procedure is challenging, so this type is less commonly used.
- Ear measurement: This type uses sensors to measure the temperature of the eardrum. Electronic ear thermometers are widely used in children.
- Forehead measurement: Forehead thermometers are suitable for both adults and children. They are often used for quick temperature checks in a large number of people. Especially during disease outbreaks, many hospitals use forehead thermometers to control the temperature of the population. With the features of speed, ease, and no need for direct contact, they are convenient for disease prevention.
The price of each product ranges from 300,000 to 800,000 VND.