Mold growing in a clay having added xantham gum

This slug is about 6 months old. It contains 0.75% gum. The gum destroys the workability of the clay so it is not useful in this application anyway.

Materials	Xantham Gum
Hazards	Clay Toxicity Is clay toxic? No. Should you breathe it? No.
Glossary	Micro Organisms Ceramic glazes and clay bodies can host micro organisms. They can be just a nuisance, a source of worry or can render a product useless. What should you do?