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Test on tiles; use appropriate ventilation and PPE, avoid inhaling dust, review raw-material safety information, and verify functional or food-contact suitability with fired-glaze testing.

Ingredients

Material%
Nepheline Syenite39.473684210526315
Silica30.263157894736842
Whiting19.736842105263158
Red Copper Oxide15.789473684210526
Mason Stain 6304 Violet Chrome Tin15.789473684210526
Molochite Grog10.526315789473683
Sodium Bentonite2.631578947368421