désinfection (3) Water (3) traitement de l'eau (2) matière organique (2) By-products (2) Water--Purification (2) Waste products (2) Sewage--Purification (2) Polyurethanes (2) Polymers (2) By-products (2) Sources (2) Sources (2) eau non traitée (1) train (1) acide sulfurique (1) argent (1) échantillonnage (1) élimination (1) polymère (1) polluant (1) acide (1) matériau (1) animal (1) information (1) environnement (1) eau potable (1) carbone organique dissous (1) chlore (1) chloration (1)