élimination (5) Water (5) traitement de l'eau (4) Water--Purification (4) Sewage--Purification (4) Polyurethanes (4) Pollutants (4) matière organique (3) Treatment (3) Polymers (3) Partnership (3) Business enterprises (3) Ability (3) alimentation en eau (2) espèce (2) modèle (2) analyse (2) adsorption (2) carbone organique total (2) Species (2) Municipal government (2) Hand (2) Example (2) Cities and towns (2) Adsorption (2) Analysis (2) Effectiveness (2) main (2) eau non traitée (1) turbidité (1)