Mass Balance Boundary (Four Questions)
One mechanism from Chapter 11: The Pillars of Water Treatment.
flowchart TD Inputs["Inputs (makeup, condensate, chemistry, heat)"] --> Boundary["System Boundary"] Boundary --> Outputs["Outputs (blowdown, steam, evaporation, leaks)"] Boundary --> Accumulate["What accumulates (scale, sludge, biofilm)"] Boundary --> Transform["What changes form (reactions, phase changes)"] Q1["What enters?"] -.-> Inputs Q2["What leaves?"] -.-> Outputs Q3["What accumulates?"] -.-> Accumulate Q4["What changes form?"] -.-> Transform