At 12:07 AM 7/29/04 -0500, J.A. Terranson wrote:

On Wed, 28 Jul 2004, Major Variola (ret) wrote:

...

Did you know that your teeth enamel contain isotope ratios that encode regions where you might have grown up around age 6?

Yes. I am also aware that tooth enamel has the interesting property of

trapping a fantastic number of parmaceuticals.

No. Your tooth enamel is static after you grow adult teeth. Your bones recycle every 10-20 years. Your hair gives away your indulgences though, which is what you allude to. Of interest to anthropologists, eg the folks who pinned Otzi's birthplace to other than where he was found. Anyone who wants to piss-test me will find his desk fully irrigated next day.