Can I use ash from a volcano in my glaze?

Can I use ash from a volcano in my glaze?

May 6, 2026 · 29 min · Season 5 · Episode 128

About this episode

The episode discusses using volcanic ash in glazes, cleaning practices for home studios, and methods to reduce pinholing.

To start today's explosive episode a listener writes in wondering about using ash from Mt. St. Helens in a glaze. The gang also talk about best cleaning practices for keeping pets and children safe in a home studio, and methods for reducing pinholing. Would you like to ask your burning questions about clay and glaze to Kathy, Matt, and Rose in person? June 5th the whole gang heads to Boston for a live show. It's going to be a blast! Tickets are available now through the Harvard Ed Portal . Have you checked out the new For Flux Sake Patreon? This is a great way to show your support and have access to discounted merch, live hangouts, and extra episodes. Head over to Patreon and sign up today. Today's episode is brought to you by Monkey Stuff , The Rosenfield Collection , Cornell Studio Supply , and Ceramic Materials Workshop's Making Glaze Make Sense . This week's episode features the following topics: Ash Glaze, home studio, silica, silicosis, pinholing

People in this episode

Hosts: Kathy King, Rose Katz, Matt Katz

Topics covered

Keywords

Sponsors

Monkey Stuff, The Rosenfield Collection, Cornell Studio Supply, Ceramic Materials Workshop's Making Glaze Make Sense

Mentioned in this episode

Organizations: Harvard Ed Portal

Places: Mt. St. Helens, Boston

More episodes of For Flux Sake

Explore listener stats, chart rankings, contacts and more on the For Flux Sake podcast page.