Wall thermometer -30°+50°C

This wall thermometer has a graduation ranging from negative 30 degrees Celsius to positive 50 degrees Celsius. The graduated scale has a precision of 1 ºC, contemplating a total of 80 temperature values.

The thermometer is an instrument used to determine the temperature or temperature variations of a place. It consists of a thin and graduated glass tube, in which mercury is present, a substance that, due to its high coefficient of expansion, increases its volume according to the increase in temperature. Thus, as the ambient temperature increases or decreases, it is possible to observe the mercury rising and falling, respectively, along the graduated tube.

This thermometer is designed to be placed on a wall. It features a white background and a red border.