Ceramics terms

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Across
  1. 4. A tool for smoothing clay
  2. 6. Plaster shape for casting
  3. 7. Mud
  4. 8. Heating clay
  5. 9. A rotating device for throwing clay
  6. 11. A thin coating of glass
Down
  1. 1. A thick slip
  2. 2. Kneading clay to remove air bubbles
  3. 3. A method of making with long sausages of clay
  4. 5. A type of finished ceramics that is waterproof without glaze
  5. 7. Equates to a temperature in a kiln
  6. 10. A flat disc on a potters wheel