Sure, it will work.  Have you done any experimentation to determine just how cold this "refrigerator" will be compared to ambient, at different relative humidity values?  mcneely

---- Rocket J Squirrel <camping.elliott@GMAIL.COM> wrote:
> Possibly of interest for camping. Assuming that one needs a way to cool
> something down, like a couple bottle of wine, doesn't have an ice chest
> or refrigerator, but does have two terra-cotta flower pots, some sand,
> some water, and a towel. A fairly unlikely scenario, sure, but hey!
> Amaze your friends!
>
> <http://lifehacker.com/5825676/create-an-electricity+free-refrigerator-with-some-flower-pots-and-sand>
>
> --
> RJS

--
David McNeely