Posts Tagged "mercury nitrate"

Mercury & The Environment

Posted on Nov 20, 2008 in Heavy Metals

Ever wonder where the old saying “mad as a hatter” came from? Or, what made the Mad Hatter in “Alice’s Adventures in Wonderland” (Lewis Carroll’s 1865 classic) “mad”? Why did these hat makers or “hatters” have a reputation for strange, unpredictable behavior? The answer is, they were suffering from mercury poisoning.In the 1800’s, mercury nitrate was used in the felting process. Exposure to the chemical affected the workers nervous systems, causing them to display symptoms of chronic mercury poisoning: excitability, mental...

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