The graphs show the percentage frequency distribution of stations (on y-the axis) in the EU Member States versus the various concentration classes (on the x-axis, in µg/m3). Vertical lines correspond to target or limit values set by the EU legislation.
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It is largely biodegradable, less polluting to aquatic habitats and just as effective a cleaning agent as less environmentally friendly options. Look for eco-friendly dishwashing detergents, such as those labelled with the European flower eco-label (see www.eco-label.com to find one in your country).
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