The European List of Wastes (Decision 2000/532/EC, amended by Decision 2014/955/EC) contains a list of waste types: absolute hazardous entries (wastes that are hazardous without further assessment), absolute non-hazardous entries (wastes that are non-hazardous without further assessment) and mirror entries (wastes that can be classified as either hazardous or non-hazardous, depending on their properties). A waste is defined as hazardous, if it displays at least one of 15 hazard properties or contains certain persistent organic pollutants (POPs) in concentrations above the specified limit values. The hazard property ‘ecotoxic’ (HP 14) can be evaluated using a calculation approach based on the content of hazardous substances in a waste sample or using ecotoxicity tests with the respective waste sample or waste sample eluate…