414
Water pollution (cont)
municipal wastewater, 6
natural pollutants, 4
organic pollutants, 5
pathogens, 5
plant matter, 5
rivers, 4
thermal pollution, 6
Water solubility, 215
Water-soluble vitamins, 319
Wood industry, 242
Working hypothesis, 21
World Health Organization (WHO), 125
X
Xanthoria parietina, 115
X-ray mapping, 150, 163
Z
Zinc (Zn), 62, 64–66, 299
Zinc metabolism, 336
Zootoxins, 8
Index