Hua'an is a fever thermometer chinese manufacturer
Thermometer is a maximum thermometer, it can record the maximum temperature which the thermometer was measured. Thermometer after use should be "back to the table," that is holding the upper thermometer down firmly jolt, has been promoted to make the mercury tube, back vacuole. Other thermometer must not swinging, which is a major difference with other liquids thermometer thermometer.
Thermometer for measuring body temperature. When reading, or take it out of the mouth come from the armpit, then below it will reduce the temperature of the glass bulb; able to make his behalf temperature readings must make special design, this is a straight tube glass bulb and between very fine thin tube - necking. When measuring body temperature, the mercury inside the glass bulb as the temperature rises, expands, pushed through a thin tube straight tube; leave the body when the thermometer mercury cold shrink, mercury thin tube inside the glass bulb can not be returned, so it indicates the temperature of the body is still.
Oral temperature is borrowed from the collection of patient safety thermometer placed correctly and the ability of the oral cavity. Child who is excluded or unable to resist coughing, vomiting or weakness of people. (This comparison did not react fast in an electronic thermometer is a problem, but the mercury in the thermometer is an important issue, because the mercury thermometer takes a long time to reaction temperature) elsewhere should be noted that when patients Before using oral thermometer if there is ice or drinking hot drink, it must consider other methods of temperature measurement.