Erika-Glass

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Across
  1. 5. 4.88mm
  2. 6. solid randomly attached pieces
  3. 9. toughened glass
  4. 10. fractures forming a circular pattern from point of impact
  5. 11. safety glass that holds together
Down
  1. 1. resistant to projectile penetration
  2. 2. creator of this crossword
  3. 3. 2.5
  4. 4. Common Glass
  5. 7. change direction of a wave passing through on thing to another
  6. 8. fractures in glass extending outwards from impact