On Sun, 5 Mar 2006 01:09:58 EST [EMAIL PROTECTED] wrote: > <<> I suppose they could be made of granite. > > Too much weight (mass); not enough tensile strength; too brittle.> > > So concrete's out then, I suppose.
Uh, yeah. Craig
On Sun, 5 Mar 2006 01:09:58 EST [EMAIL PROTECTED] wrote: > <<> I suppose they could be made of granite. > > Too much weight (mass); not enough tensile strength; too brittle.> > > So concrete's out then, I suppose.
Uh, yeah. Craig