At work we were pumping ground water into San Diego Bay. We had to build a water purification plant at a cost of over $400000 (yes 400 K). Here are the gauges that they installed on the system, we want to read in the area of 3 to 8 lbs. I told them the gauges are wrong and need ones like these.
Current gauges:
And here is what I told them we need:
Any comments?