Scientific instrumentsMercury is used to make thermometers, and barometers. Because of its high density and compactness it can make these instruments. Mercury is the densest liquid known.
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Electricity Mercury is used to make electricity. It can make silent, position switches. Mercury vapor is used in street lights and fluorescent lamps. its useful in lightning it contributes to the bulbs efficient operation and life expectancy.
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BatteriesMercury batteries, also called a mercuric oxide battery, or a mercury cell is a non- rechargeable electrochemical battery. They have been used in button shaped cells.
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