For Flux Sake
Matt and Rose Katz of the Ceramics Materials Workshop and Kathy King of the Ceramics Program at Harvard University discuss listener questions about clay and glaze. This show will have you laughing and learning about the chemistry behind ceramics in no time.
Latest Episode
Is there a difference between real and fake ash glazes? (08.01.2026)
Previous Episodes
- Gabriel Kline and Bill Collins on food safe glazes
- Why is the last 200 degrees of the firing the most important?
- Why is my casting slip hard-panning?
- Help my clay is plucking!
- Halloween Extravaganza with Lord Celsius, Wizard of Clays, and Copper Carb
- What are the do's and dont's of working in a community studio?
- How do you convert glazes to European materials?
- What's the history behind Orton cones' unusual numbering system?
- Is the bacteria in reclaimed clay a problem?
- What makes a glaze have a wide firing range?
- What defines low-fire ceramics?
- How does a kiln sitter work?
- How can you tell if a glaze is fully melted?
- Are metallic glazes similar to melted metal?
- Can you adjust a cone 6 glaze up to cone 10?
- Does how tight a kiln is packed affect its final temperature?
- What does vinegar do to clay?
- Fluxed Up with Steven Young Lee
- Are ceramic sealers safe to use on functional ceramics?
- Episode 100!
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