Don, thanks for trying to clarify the issues.  However, I fear
that most of the research you cited is either outdated or flawed.

>So, in all, it seems clear to me that fluoride, specifically sodium
>fluoride, is about as "natural" as you can get, and it is highly unlikely
>that 1 part per million in your drinking water, or that consuming fluoride
>from tea leaves or fish, or any other food source, is toxic.

If you spend a little time going through the research on
<www.fluoridealert.org>  you will find that many respected scientists
beg to differ.

Peter