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From: ron@brl-sem.ARPA (Ron Natalie )
Newsgroups: net.puzzle
Subject: Re: Warped cookie sheets
Message-ID: <480@brl-sem.ARPA>
Date: Sun, 3-Nov-85 16:39:37 EST
Article-I.D.: brl-sem.480
Posted: Sun Nov  3 16:39:37 1985
Date-Received: Tue, 5-Nov-85 08:28:54 EST
References: <581@hou2f.UUCP>
Organization: Ballistic Research Lab
Lines: 8

> >You hole-expansion-or-contraction debaters seem to be
> >overlooking the fact that when I put a pan of cookies
> >in the oven the cookie sheet spontaneously warps itself
> >when it heats up a bit.
> _____________________________________________________
> Warping implies non-uniform heating.

No probably, it indicates non-uniform coefficients of expansion.