Article 1050659 of alt.home.repair:
Path: news.misty.com!not-for-mail
From: nicksanspam@ece.villanova.edu
Newsgroups: alt.home.repair
Subject: Re: Repairing BB Hole in Window
Date: 9 Oct 2008 05:57:55 -0400
Organization: Villanova University
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dpb wrote:

> ... the air that leaves is simply a small fraction of the same air that's
> already there. 

Heating the window from 70 to 100 F at constant pressure increases the air
volume by (460+100)/(460+70) = 1.057, ie 5.7% no? How many times must we 
heat the window to lower the cavity air dew point to 0 F, if it starts at
50% RH and we replace the air that leaves the hole with dry air?

Nick