Cob: Re: poured countertops

[nigella1]

W. wrote:
 I've been following the current thread on concrete countertops on the SB
list, and so far noone has mentioned a more "green" method of a
poured-in-place countertops.  Does anyone on the list have any experience
with a poured cob/adobe countertop or something similar?

I would be concerned about being able to seal it suffceintly touse for food
preparation. Any thoughts on a safe saelant , anyone?
nigella

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