Cob: RE: Insulation for cob

[Max Tran]

There is a material that meet most of your criteria.   It is 
called aerogel.  It is a solid that is 90-99% air.  Checkout the 
following sites below more info:

http://www.aerogels.com/
http://eande.lbl.gov/CBS/NEWSLETTER/NL8/Aerogel.html

cheers,

max


> well, THIS JUST ABOUT LEAVES THE PINK STUFF, also much
> denigrated as a 'health' hazard, both to humans and the enviroment
> 
> why doesn't some enterprizing lad (or lady) INVENT some sort of
> lightweight, NON combustible, NON toxic, inexpensive insulation for
> ceilings out of recycled materials ?????
> 
> we seem to know what all WON'T work -- what about what DOES work?
> 

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