On Dec 23, 3:11�pm, Roughrider50 > wrote:
> On Sun, 23 Dec 2007 15:03:02 -0800 (PST), ":-/"
>
> > wrote:

> >I dunno. Do you like the nice shiny white enamel on your teeth, or do
> >you already have dentures?
>
> ???????????? what's that got do with the discussion?

Mexicans used to wear the enamel off their teeth by eating tortillas
made with stoneground corn meal made in the traditional manner because
of the grit that comes of the stones. The rough molcajete is made of
the same stone.