Figure 4From: Influence of different flow conditions on the occurrence and behavior of potentially hazardous organic xenobiotics in the influent and effluent of a municipal sewage treatment plant in Germany: an effect-directed approachToxicity of single wastewater fractions. Summary of the toxicity pattern of several fractions of raw (black) and treated (light gray) wastewater with particular emphasis on the wastewater flow (blue).Back to article page