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fw: black glaze

updated wed 22 feb 12

 

Edouard Bastarache on tue 21 feb 12


Vince,

you are right about manganese dioxide.

Plejkore,

Edouard Bastarache
Spertesperantisto

----- Original Message -----
From: "Vince Pitelka"
To: "'Edouard Bastarache'" ; Clayart@LSV.CERAMICS.ORG>=
>
Sent: Tuesday, February 21, 2012 7:13 PM> Subject: RE: Black Glaze

Edouard Bastarache wrote:
Inorganic manganese does not skin-penetrate. Manganese carbonyl is
considered an inorganic compound.

Hi Edouard -
Ben may have asked you about the above compound, but this doesn't do the
rest of us any good. What about manganese dioxide, the form that most
people use in studio ceramics? I had always understood that manganese
dioxide could not be absorbed through the skin.
- Vince

Vince Pitelka
Appalachian Center for Craft
Tennessee Tech University
vpitelka@dtccom.net
http://iweb.tntech.edu/wpitelka/