How to choose a thermometer and not to be mistaken
How to choose a thermometer and not to be mistaken
Thermometer - this is an indispensable thing to be ineach medicine cabinet. At the onset of seasons, colds, it's not so easy. In the modern market there are a lot of them, and in order not to make a mistake in choosing it is worthwhile to know what grades exist.
The thermometer is the necessary thing in eachfirst aid kit, during the cold season. In pharmacies now quite a large selection of different thermometers: infrared, mercury, as well as digital. Each of them has its advantages and disadvantages. Therefore, one should consider each of them separately. Digital thermometersThis is a plastic tube with a liquid crystal screen. The most important advantage of such a thermometer is the speed of temperature measurement. It is only 1 minute. The digital thermometer has a special signal, which informs about the end of the procedure. The errors in this thermometer are small around 2/10 degrees. Such an instrument can measure body temperature in any part of the body. Of the shortcomings can be identified only fragility. It will not last more than three years. Mercury thermometer This is the most accurate thermometer. Invented it Andres Celsius. Such thermometers are very popular. The minus of such a thermometer is its content - it's mercury. It can cause harm to health. Also, to measure temperature, you should withstand such a thermometer for about 10 minutes, which is inconvenient with young children. Infrared thermometer This thermometer is aimed at removing body temperature. The highest is displayed on the display. With such a device, the temperature can be measured quite quickly, in 3 seconds. Infrared thermometers are convenient because they memorize the last measurement, which is sometimes important when making the right diagnosis. The downside is the localization of the measurement: ears, weights and forehead.
