BC. They are next noted in history in Europe in 1528 when a German
doctor recommended them. In 1578 a dentist, Li Shihchen described a
mixture of 100 parts mercury, 45 parts silver and 900 parts tine that he
was using.
Mercury’s effect on the body
Dental amalgams have been controversial for many years. Just as the mercury used by hat makers in the 17th
century to cure the felt they used in hat making caused the hat makers
to go mad, mercury has many other toxic effects on the human body.
Mercury exists in three different forms which have differing levels of
toxicity: methyl mercury, elemental mercury, and inorganic and organic
mercury.
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