(Hg) is a naturally occurring element. In its elemental state, it is a
silvery liquid metal that is commonly found in household devices such as
fever thermometers, thermostats, fluorescent bulbs, and light switches.
It can also exist as an invisible vapor or as methyl mercury contained
in fish. Different forms of mercury create different hazards.
Mercury can also be introduced into the environment by improper disposal of items that contain it. The few drops of mercury contained in a fever thermometer can contaminate all of the fish in a twenty-acre lake. Scientists are studying other wildlife species that eat freshwater fish such as the bald eagle, common loon, and bear. These animals may also be threatened by mercury pollution.
These are some
of the most common items that contain mercury:
If you break an
item that contains mercury...
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