Clay

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Across
  1. 5. second stage of greenware
  2. 7. third stage of greenware
  3. 9. high fire
  4. 10. paste clay used like glue to attach pieces
  5. 11. fourth stage of greenware
  6. 12. clay that has been fired once
  7. 13. mid fire
Down
  1. 1. low fire
  2. 2. those things made from materials which are permanently changed when heated.
  3. 3. produced by craftsmen
  4. 4. first stage of greenware
  5. 6. clay that hasn't been fired
  6. 8. produced in factories
  7. 9. containers made from clay