What is the use of kink in clinical thermometer?

Before use, the mercury level in clinical thermometer should be below __________.

Explain the usage of digital thermometer.

Explain the precautions to be followed while using clinical thermometer.

Write the precautions to be followed while using clinical thermometer.

We are advised to avoid keeping clinical thermometer in the sun or near a flame. Why?

True or False - If false give the correct statement. The glass of a clinical thermometer will burst due to excessive pressure created by contraction of mercury.