Saturday, 7 June 2014
Thermometer
The device that is used for the measurement or indication of the
temperature or the gradient of the temperature with the use of a variety
of different principles is known as a thermometer. Structurally,
it consists of a narrow, hermetically sealed glass tube that is marked
with the graduations and have a bulb as well at one end that contain
mercury or alcohol that extends along the tube as it expands. There are
different types of thermometers that are available in the market.
Different thermometers are used for different purposes. This is why they
are designed in different ways. Whether it is about monitoring the
temperature of the room, body temperature, outdoor temperature or
whatsoever, different thermometers are used for different purposes, but
the function of all these thermometers is same.
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