3D printer vocabulary

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Across
  1. 3. - a thin level of material
  2. 5. process — making something by removing material
  3. 7. — what an object is made of
Down
  1. 1. — the part that releases the melted material
  2. 2. — a plan or design
  3. 4. process — making something by adding material
  4. 6. model — a 3D design made on a computer