Question

What is the thermometric substance used In a clinical thermometer?

Answer 1

1. Mercury is the is the thermometric substance used in a clinical thermometer and is in liquid state at room temperature.
2. It's used in thermometers because it has a high coefficient of expansion.
3. With changes in temperature, the mercury expands and contracts, and the temperature can be read from the scale.
4. Mercury thermometers can be used to determine body, liquid, and vapor temperature