Part,  Chapter, Paragraph

1  III,    10.  3.  2| Polychlorinated napthalenes~PFS~Perflourinated substances~PGE~Platinum
2  III,    10.  3.  2|       group elements (PGEs) and perflourinated substances (PFS) are presented
3  Key,   Ap5.  0.  0|  pentachlorophenol~percutaneous~perflourinated~perfluorinated~perfluorobutane~