. . . . . "industrial waste water treatment"@en . . "0001-01-01T00:00:00"^^ . "http://ec.europa.eu/eurostat/documents/1798247/6664269/Data+Collection+Manual+for+the+OECD_Eurostat+Joint+Questionnaire+on+Inland+Waters+(version+3.0,+2014).pdf/f5f60d49-e88c-4e3c-bc23-c1ec26a01b2a page 123"@en . . . . "0001-01-01T00:00:00"^^ . "treatment of water discharged after being used in, or produced by, industrial processes and which is of no further immediate value to these processes"@en .