Grains de café

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Across
  1. 1. For a while, the only one I was using
  2. 3. I should get rid of it
  3. 5. Would be great to own
  4. 7. Very convenient when you're home
  5. 8. Manually controlled
Down
  1. 2. The most powerful one
  2. 4. Like a science experiment
  3. 6. Great for hiking and camping