"Structural limits of the materials?" please explain.

[Ron Nossaman]

> > Ron replied:
> > >Yes, I have also heard (or heard of) all sorts of
> > folks saying all
> > >sorts of things. The physical fact is that this
> > doesn't work. The
> > >physical structural limits of the materials just
> > don't make it
> > >possible.
> >
>
>Please explain.
>      Thump

Wood crushes.

Ron N