Fig. 1From: Options for an environmental risk assessment of intentional and unintentional chemical mixtures under REACH: the status and ways forwardSimplified overview on different levels of complexity to be considered for an environmental assessment for intentionally formulated as well as unintentional mixtures of chemicals reaching environmental compartments (surface/marine water, soil, air) via point sources (e.g. sewage treatment plants) or diffuse sources (e.g. urban run-off, depositions, or indirect exposures via man)Back to article page