It is, a little known fact. That's why you find very old glass in windows is thicker at the bottom than the top, particularly stained glass in churches Ken -----Original Message----- From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu]On Behalf Of Alan B. Pearce Sent: 17 November 2006 1:49pm To: Microcontroller discussion list - Public. Subject: Re: [OT] A pool filed with non-newtonian fluid >As to how long it takes to flow (the pitch) under its own weight, >here is a drop that took 9 years to fall: ... I am told that glass is a fluid, with similar properties. ... -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist