puzzle 4

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Across
  1. 2. used in bodies and feldspathoids
  2. 4. clay par of the pot
  3. 5. used to give texture and workability
  4. 8. ceramic composition that has been fused
  5. 9. heat resistant materials
  6. 11. natural product
  7. 12. free silicas
  8. 14. constituents different materials used in a compounding and blending pottery bodies
  9. 15. white clay
Down
  1. 1. sieved and dried to plasticity by filter press or drying troughs
  2. 3. render any soluble and/or toxic components insoluble
  3. 6. mixed till plastic state
  4. 7. can withstand high temperatures
  5. 10. clay, fluxes, hardeners, openers
  6. 13. special purpose