Unit 4: Wood and Metal

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Across
  1. 2. Device for storing electricity
  2. 4. Wood factory
  3. 5. Remove a layer from something
  4. 7. Long, thin, flat piece of wood
  5. 8. Light metal that is good conductor
  6. 10. Mining and metal industries
  7. 12. Cut away branches from a tree or bush
  8. 13. Cover or shell
  9. 14. Invention to make or shape
  10. 16. Planing eliminates rough surfaces
Down
  1. 1. Outer layer of a tree
  2. 2. Heavy metal used to make cables
  3. 3. Main part of the tree
  4. 4. Metal that is hard and resistant
  5. 6. Cool the metal very slowly
  6. 9. Cool the metal very quickly
  7. 11. Fragile metal used to make pipes
  8. 15. Metal made of a mix of other metals