[Cob] for Jonathon & his hotair popper

[Jonathan Walther]

On Mon, Mar 01, 2004 at 09:30:57PM -0600, Mary Lou McFarland wrote:
>I know absolutely nothing about geopolymers ( other than working with them 
>needs ventilation) and I really don't know about unfired clays, but if you 
>want to know about a fired clay (ceramics) then I can help.  No, it won't 
>be resistant to dropping.  On a hard surface, it will shatter.

Thanks Mary Lou.  Would I be able to use a kitchen oven for firing, or
would it be better to find some local pottery shop and enlist their aid?

Some geopolymers are structurally identical to granite; I'm guessing
that granite is pretty resistant to dropping.  But clay seems like the
best option for now.

Jonathan

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