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stains and toxicity

updated thu 23 nov 00

 

Marni Turkel on wed 22 nov 00


Many commercial stains contain manganese, and I have been wondering if the
processing of these stains would have any effect on the exposure risk from
manganese dust.

I realized I don't actually know how they are made. Are they fritted and
ground, or calcined and milled? Would manganese be less of a threat
included in a stain or the same as the dust from powdered oxide or
carbonate. I am not thinking of fumes from the kiln, only inhaled dust.

Does anyone have any data on this?

Thank you,
Marni

Marni Turkel
Stony Point Ceramic Design
2080 Llano Rd 1B
Santa Rosa, CA 95407

Pottery: 707-579-5567
Office: 707-579-9511
Fax: 707-579-1116