...
>mercury (although I think I remember reading about chewing gum tests where
>it was possible to measure fairly substantial amounts of mercury present in
>the gum).

>Love, Liza May ([log in to unmask])

My dentist has a mercury vapor measuring machine. He measures the level both
before and about 10 minutes after chewing some gum. The chewing action
releases some of the mercury into the mouth where he can detect it. Chewing
food has a similar effect of releasing some of the vapor.

Mark ([log in to unmask])