On Wed, 07 Mar 2007 09:12:31 -0500, PeterD Gave
us:

On Wed, 7 Mar 2007 02:56:52 -0600, "Dave Moore"
wrote:



I also read about how lead poisoning was what
made the Hat makers go mad and is where the
expression "Mad Hatter" came from.


Mercury poisoning, not lead poisoning...


They ALSO suffered from lead infusion problems from the hat bands,
not merely their use of mercury with other aspects of old world style
hat making crafts.