Things we say

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Across
  1. 2. Were things are manufactured
  2. 5. "A better way..."
  3. 7. Many departures, many destinations
  4. 10. What Mercator is famous for
  5. 11. Letters and numbers
  6. 12. Formula used in route calculation
  7. 14. A graph is made of arcs between those
  8. 15. "You are on..."
Down
  1. 1. Line between the poles
  2. 3. They are stacked to make a map
  3. 4. Useful snake
  4. 6. Made of zeros and ones
  5. 8. "Your voice is..."
  6. 9. "Is my screen...?"
  7. 13. Some of them they are of interest