Date:         Sat, 4 Aug 2007 17:33:06 -0700
Reply-To:     Mark Drillock <mdrillock@COX.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Mark Drillock <mdrillock@COX.NET>
Subject:      Re: Comments wanted on this portable fridge
Comments: To: Michael Elliott <camping.elliott@GMAIL.COM>
In-Reply-To:  <46B50EAD.1080202@gmail.com>
Content-Type: text/plain; charset=us-ascii; format=flowed

OK, students on the list, snap quiz time. How much mass in one cubic
foot of air at sea level and 50% humidity?  How much energy does it take
to raise or lower that mass by 40 degrees F?

Mark
too old to remember how to figure this out



Michael Elliott wrote:

> Malcolm Stebbins typed:
>
>> Not yet, If I do, I'll just make one out of buble wrap.  What I REALLY
>> like is the top load
>> design,  Open the lid and the cold air does NOT fall out like the
>> Dometic front door set-up.
>
>
> This has been discussed before. The amount of "cold" contained in that
> cold air is a tiny tiny tiny fraction of the amount of cold "stored" in
> the food items. Once that door is closed the heat will sucked out of the
> air really quickly and will heat up your foods about .01 degree. Nothing
> to see here, folks, keep moving, keep moving.
>
> --
> Mike "Rocket J Squirrel" Elliott
> 71 Type 2: the Wonderbus
> 84 Westfalia: Mellow Yellow ("The Electrical Banana")
> 74 Utility Trailer. Ladybug Trailer, Inc., San Juan Capistrano
> KG6RCR
>