Dangerous substances in construction product “small wastewater treatment plants”

Construction products are usually verified by basic requirements as testing the structural stability or the classification into fire protection classes. However, over the last two decades, there has been even more emphasis on health and environmental aspects. Product standards, such as EN 12566 regarding small wastewater treatment plants, are result-oriented, which means that they do not define the material composition or the constituents, but only the material properties, such as strength or density, for example. For this purpose, the technical committee CEN/TC351 is working out horizontal...