Clinical thermometers are made to measure the temperature of the human body .
The normal temperature of the human body is 37°C. When a person gets fever or hypothermia , their temperature moves beyond the normal range ( 35°C - 37°C ).
Clinical thermometers can be used to measure temperatures between 35°C - 42°C.
Precautions while using a clinical thermometer .
We need to observe several precautions while using a clinical thermometer .
- The thermometer should be washed before and after use by an antiseptic solution .
- Mercury level should be below 35° before use.
- Read the thermometer keeping the level of mercury along the line of sight .
- Don't hold the thermometer by the bulb while reading it.
- Handle with care . If it hits against some hard object, it can break.
- Mercury is a toxic substance , that is, it is harmful to humans.
- Digital thermometers do not use mercury, which makes it safer for manufacture and use.