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tertiary treatment ['tɜ:ʃ(ə)rɪ'tri:tmənt]
environ.	traitement tertiaire
nat.res.	épuration tertiaire d'égouts; traitement poussé des eaux résiduaires; traitement tertiaire des eaux
water.res.	traitement avancé de l'eau
tertiary treatment The process which remove pollutants not adequately removed by secondary treatment, particularly nitrogen and phosphorus; accomplished by means of sand filters, microstraining, or other methods (referring to wastewater treatment) ['tɜ:ʃ(ə)rɪ'tri:tmənt]
environ.	traitement tertiaire

tertiary treatment: 4 phrases in 1 subject

Environment

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