Black Dahlia Hints

Pressure Gauges

  • 1 of 5: Compared to some of the others, this puzzle is fairly easy.
  • 2 of 5: Are you sure you want to cheat?
  • 3 of 5: Before you do, read my Pipe Gauge Hints section.  You might be able to solve it yourself.
  • 4 of 5: And the answer is ...
  • 5 of 5: Pressure