State similarities and differences between laboratory thermometer and clinical thermometer.

Hint: Thermometer is a device that is used to measure temperature of a body or an object or an environment.
Clinical thermometer is used to measure the temperature of a living body. More precisely developed for a human body.
Laboratory thermometer is used to measure temperature of things other than human body

Complete step-by-step answer:
The similarities between laboratory thermometer and clinical thermometer are:
1. Both are made of glass and consist of a long narrow tube made up of glass.
2. Both of them have a bulb at one end.
3. Both the meters give readings with the mercury that is inside the thermometer.
4. Celsius scale is present in both the thermometer.



Additional Information:
The first medical thermometer was invented by Sir Thomas Albut in 1867. It was six inches long and took about five minutes to take a person's temperature.

Note:
i. One should never use a clinical thermometer in the laboratory vice versa.
ii. Mercury is the only substance other than glass that is used in thermometers.
iii. Both of them exhibit Celsius scale.