Re: You put your left foot in ...
>Yes if it good enough to return to the rive as fresh water it should be good enough for intel to use again.
Not if your process needs <ppb of some contaminant. We are happy to drink water with 'minerals' but the machines aren't.
Having said that it's normally a problem of solvents, its hard to remove tiny amounts of a waste solvent, compared to removing heavy metals, but you can dilute it down to a safe level on the waste stream
Biting the hand that feeds IT
