On Fri, 19 Sep 2003 09:45:56 +0100, Oz
wrote:

I have to say that, outside a localised area, I have come across
anything mentioning Hg as a significant hazard; or any hazard at all,
come to that.

Suggest you look at the Food Standards Agency warnings on mercury in
fish as an example:

http://www.foodstandards.gov.uk/mult...q/mercuryfish/

regards
Marcus