Walnut

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Across
  1. 2. Excellent machinability, responds well to hand tools
  2. 5. Resistant to rot and decay, hypoallergenic
Down
  1. 1. North America, Europe, Middle East
  2. 3. Straight grained, with waves or "burls"
  3. 4. Furniture, cabinetry, flooring, and architectural elements like paneling
  4. 6. Creamy white sapwood, light-dark brown in heartwood
  5. 7. Hardwood