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… that the top 20 substances were the well-known suspects: heavy metals, polycyclic aromatic hydrocarbons (PAHs), … of associations of pollutants with mental health, such as heavy metals. Although the changing exposure patterns are … There is an oversupply of studies on old chemicals such as heavy metals and already banned POPs. There may be various …

… elements such as displaying the emblem on lighting, glass, metal doors or floor tiles. However the emblem should not be … area that are often inaccessible, such as areas where heavy rain can make roads impassable); • assess impacts of …