Naut:
Clarifier - For LO
Purifier - For FO
Ashore:
Clarifier - round tank with rotating sludge collectors, with or without "scum skimmer". In the immortal words of Leon Bradshaw, Chief Designer for EIMCO,"There is no "F" in scum skimmer!". The diameter, depth and the use or no use of flocculants are all important to give the time of transit of the flow and sedimentation of the solids.......
Rgds.
Dave
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