Across
- 2. a kind of powerful oven used for baking ceramics
- 4. made by clay and minerals and baked in a kiln
- 7. a type of ceramic made from sand
- 9. made by using a matrix and a reinforcement
- 11. a type of man-made polymer
- 12. a natural substance from trees used for making car tyres
- 13. made for making plastics, roads and to power our cars and motorcycles
Down
- 1. a kind of polymer made only a single type of monomer
- 3. used to make piping in houses
- 4. a powdery substance used to make buildings and roads
- 5. a thermoset plastic made using cross-linked polymers
- 6. a natural composite found in trees
- 8. another word for plastics
- 10. an activity for using clay to make earthenware