Search Results       Your search for [subject]Sewage -- Purification -- Oxidation -- Congresses returned 1 record.           Chemical oxidation -- technologies for the nineties : proceedings of the First International Sumposium. Lancaster: Technomic Publishing Co. Inc., 1992. Subject: Factory and trade waste -- Purification -- Congresses; Ground water -- Purification -- Congresses; Sewage -- Purification -- Oxidation -- Congresses.          Add to Book Cart Relevance: 30.93%