Jun 14, 20201 min readSEWAGE TREATMENT PLANT [PART-3], MARPOL ANNEX 4, SEWAGE DISCHARGE CRITERIAMarine auxiliary machinery, Sewage treatment plant, Marpol annex 4, Sewage discharge criteria.Marpol annex 4, Sewage discharge criteria.Marpol annex 4, Sewage discharge criteriaMarpol annex 4, Sewage discharge criteriaMarpol annex 4, Sewage discharge criteriaMarpol annex 4, Sewage discharge criteria
Marine auxiliary machinery, Sewage treatment plant, Marpol annex 4, Sewage discharge criteria.Marpol annex 4, Sewage discharge criteria.Marpol annex 4, Sewage discharge criteriaMarpol annex 4, Sewage discharge criteriaMarpol annex 4, Sewage discharge criteriaMarpol annex 4, Sewage discharge criteria