Composting

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Across
  1. 6. how warm or cold it is
  2. 7. the stuff that is composted
  3. 9. 02
Down
  1. 1. the humidity of the compost
  2. 2. the measure of hydrogen in the chemical composition
  3. 3. hours, days, or weeks elapsed
  4. 4. turning organic waste into fertilizer
  5. 5. the acronym for remembering the individual parts of composting
  6. 8. organisms that turn organic debris into rich soil