Composites crossword

12345678910111213141516171819202122232425262728293031
Across
  1. 3. Nothing there, and not wanted (5)
  2. 4. A monomolecular layer from carbon fibre (8)
  3. 5. Not the reinforcement, but an essential component of composites (6)
  4. 7. The ring structure of epoxy resin(7)
  5. 10. cyclic testing (7)
  6. 13. Expansion of "G" in "DGEBA" (8)
  7. 16. Where reinforcement meets matrix over a finite distance (10)
  8. 20. Matrix for highest temperature performance composites (7)
  9. 22. Abbreviation for the parameter normally shown as eta subscript o (4)
  10. 23. Records, or the double bonded part of a chemical (5)
  11. 24. Non-destructive imaging using heat (12)
  12. 25. Pressure vessel for composites processing (9)
  13. 26. The expensive material form (7)
  14. 28. Fibres from the plant stem (4)
  15. 29. Process for constant cross-section continuous fibre composites (10)
  16. 31. Material stiffness (7)
Down
  1. 1. Simple moulding processes (7)
  2. 2. Table of the elements (8)
  3. 6. Deforming slowly under sustained stress (5)
  4. 8. Short version of the glycol for marine polyester resins (3)
  5. 9. Filling the gap between sandwich faces (4)
  6. 11. Smart materials and ----------- structures (11)
  7. 12. Generic term for an aromatic nylon (6)
  8. 14. This man's criteria constrain the values for Poisson's ratio (9)
  9. 15. The disciplne of using nature to inspire novel design (11)
  10. 17. Image of a failed surface (11)
  11. 18. Equation for the strength of unidirectional composites (5,5)
  12. 19. Model for load transfer into individual filaments (5,3)
  13. 21. Thermosetting polyester (11)
  14. 22. Initially backwards, xtra annual linseed fibre (4)
  15. 27. Abbreviation for processes that bridge the gap between RTM and vacuum-bagging (4)
  16. 30. Abbreviation for the material in polyethylene fibres (6)