A dry extraction magnetic vibration plate. The clay-powder-coated squares are strong magnets; the entire surface vibrates, sending clay powder down the ramp, leaving magnetic impurities stuck to the squares. Photo courtesy of editor Zongjun Li.

Editorial Conversation: Chapter 7: From Yixing Ore to Zisha Clay

Jason M Cohen
Jason M Cohen

The show is also available on YouTube and Spotify.

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Jason M Cohen

Jason M Cohen

Master of Ceremonies at Tea Technique. Founder & CEO of Simulacra Synthetic Data Studio. Previously: Founder of Analytical Flavor Systems & Founder of the Tea Institute at Penn State (defunct).

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