chapter 4.1

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Across
  1. 2. no one liver here anymore
  2. 6. thousand years
  3. 7. chemical element
  4. 8. worrying too much on the little things
Down
  1. 1. mankind's main source of food for centuries
  2. 3. when you have a lot of money
  3. 4. under the window
  4. 5. you farm these