Unit 5

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Across
  1. 2. a machine or tool that has a special use
  2. 3. to have what is needed to maintain or keep something going
  3. 5. to harm or damage something
  4. 6. a number of different kinds or types
  5. 7. having to do with present time
Down
  1. 1. what something is made from
  2. 2. to damage, ruin, or harm beyond repair
  3. 4. waste or poisonous substances put into the air, water, or land.