Hhh

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Across
  1. 4. - Repeated design.
  2. 5. - Neutral particles.
  3. 8. - Blend of things.
  4. 9. - Force on area.
  5. 10. - About machines.
Down
  1. 1. - Study of matter.
  2. 2. - Look carefully.
  3. 3. - Properly.
  4. 6. - Pure substance.
  5. 7. - Positive particles.