Technology Crossword

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Across
  1. 1. tool used to smooth surfaces
  2. 3. comes from minerals from the earth
  3. 4. serrated blade used to cut objects
  4. 6. comes from tress
  5. 7. hand protection
  6. 8. currents of energy
Down
  1. 1. eye protection
  2. 2. mechanical tools used to make holes
  3. 5. worn protection from staining or impact from loose objects