Types of Mercury Thermometer
Expansion Chamber & Scale
Glass Bulb containing Mercury
Fig. 8: Mercury Drops in Liquid Form
The above image shows drops of mercury in the liquid form stored in the glass bulb. When two mercury drops come in contact with each other they join to form one drop with a bigger radius. One important thing to be known about mercury is that it is very much harmful for the central nervous system of body. So it should be kept away from the reach of children and must be handled with great care.
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