"Glenn Ashmore" wrote in news:d9lKg.39748$ok5.37927
@dukeread01:

Typically a
seawater R/O system operates between 700 and 850 PSI (2 to 2.5 times the
osmotic pressure) and recovers between 12 and 18% of the flow.

Which is what rips the bacteria pushed up against the membrane apart,
releasing their toxins into the output stream through the membrane.

--
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