Industrialist crossword

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Across
  1. 2. Visits your world in high pollution
  2. 4. Under the map
  3. 5. #Billions must
  4. 6. sells for 2552
  5. 8. Entrance blocked by bricks and rubble
  6. 9. _ piping
  7. 10. Used to make logic signals
Down
  1. 1. The creator
  2. 3. Used in plastic, other than MEG
  3. 4. Mid game item, hated by multiple pros
  4. 7. Corprate Manufacturer of electrolysis plant