[Greenbuilding] Slab on Grade Insulation

[Alan Abrams]

I seem to remember people on this list saying that soy foam is typically
> largely made up of chemicals, and that soy is just a small fraction of the
> total ingredients. Maybe someone who is more knowledgeable than I can
> elaborate.
> Ben
>

and even if it were all soy, there's a lotta oil that goes into its
cultivation...not to mention deforestation, and diversion of
feedstock...auuugghhh, I better quit thinking aobut this or go live in a
cave somewhere...
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