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Foam, addendum
> Forget one part of the foam question. Have not heard of alternatives to
> urethane foams in
> widespread commercial use but the aerogels were talked about a few years
> back. They are essentially foamed sand. When the EPA announced its
> award for the Green refrigerator, Greenpeace held an counter
> demonstration in DC of their candidate which used pentane (or some other
> light hydrocarbon) as the refrigerant. I believe that fridge had aerogel
> or another alternative insulation. Try your Greenpeace contacts or visit
> their net site.
>
> Bill Bilkovich, EQC
> 3651 Cherry Bluff Ln
> Tallahassee, Fl 32312-1001
> Fax 904-894-2480 Voice 904-894-2780
> bilko@vistech.net
>