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Mercury
Beginning of Essay
is a metallic element that is a liquid at room temperature, it
is one of the transition elements. 's atomic number is 80. It is
superconductive when cooled to within a few degrees of absolute zero.
was once known as liquid silver or quicksilver which was stud .... Middle of Essay
.... important element. A major use of
mercury is in electrical equipment such as fluorescent lamps, and mercury
batteries. Mercury is used in thermometers because the change in volume for
each degree of rise or fall in temperature is the same. The use of mercury in
the thermometer instead of alcohol was done by Gabriel Daniel Fahrenheit in 1714.
It was also used in vacuum pumps, barometers, and electric rectifiers and
switches. Mercury is used in a mercury-vapor lamps which are used as a source
of ultraviolet rays in homes and for sterilizing water. Mercury-vapor is also
used instead of steam in the boilers of some turbine engines. Mercury is
s ....
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Words: 384 - Pages: 2
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