"Randall Nortman" > wrote in message
et...
> On 2005-08-19, graham > wrote:
> >
> > "Randall Nortman" > wrote in message
> > nk.net...
> >> [Crossposted to rec.food.equipment and rec.food.baking; followups
> >> redirected to rec.food.equipment only.]
> >>
> >> Yes, I've searched newsgroup archives, yes I've read all the arguments
> >> that unglazed quarry tiles are safe, and yes I've been baking directly
> >> on them for years and I'm still alive. But the time has come for my
> >> wife and I to see if we can pass our genes on to the next generation,
> >> and so we're being intentionally paranoid about food safety issues.
> >
> > If you are that worried, haven't you left it a bit late?
>
> At the risk of turning this into a massively off-topic thread, I'll
> take this bait. I assume you refer to the fact that most of the nasty
> stuff will collect and be stored in the body over many years. Well,
> it's not like my wife has been sucking on mercury thermometers for the
> last decade -- of course, being a generally health-conscious person,
> she's been avoiding major sources of contamination. And she's not
> pregnant yet -- we're just getting prepared.
>
> But aside from that, I'm going to assume that most stored elements are
> going to stay that way though the pregnancy, for the most part, unless
> she ends up having to dip into her stored fat reserves for calories or
> fat-soluble vitamins. We hope to avoid that as much as possible with
> proper nutrition. Any newly-ingested materials, on the other hand,
> will probably end up taking a trip or two around the circulatory
> system before ending up either in her tissues or the baby's.
>
> But putting all that hand-waving aside, this is largely a
> psychological matter: if anything were to actually go wrong with the
> pregnancy and I had been baking on anything questionable, I would tend
> to blame myself, whether that would be rational or not. This is the
> principle we're applying to everything -- if we would question
> ourselves about our decision in the event that something went wrong,
> it's better to play it safe.
>
> This might be an interesting debate on an appropriate newsgroup. If
> you'd like to continue the discussion, I suggest you find one and set
> an appropriate followup-to.
>

Why don't you just send some bread to a lab and have it tested?