Recycling crossword

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Across
  1. 1. a great way to get rid of things at home
  2. 3. something we need
  3. 5. source of power
  4. 6. how we reuse things
  5. 9. a metal
  6. 10. if we use this word we could recycle
  7. 11. where we put things we don't need
Down
  1. 2. something recyclable
  2. 4. we live in
  3. 7. where rubbish goes
  4. 8. things in our environment are very