50.4 Air ........................................................................................ 331
50.5 Plants ................................................................................... 332
50.6 Humans ................................................................................ 332
Chapter 51 Titanium [Ti, 22] .............................................................................. 335
51.1 Introduction ......................................................................... 335
51.2 Soils ..................................................................................... 335
51.3 Waters .................................................................................. 336
51.4 Air ........................................................................................ 337
51.5 Plants ................................................................................... 337
51.6 Humans ................................................................................ 338
Chapter 52 Tungsten [W, 74] ............................................................................... 341
52.1 Introduction ......................................................................... 341
52.2 Soils ..................................................................................... 341
52.3 Waters .................................................................................. 342
52.4 Air ........................................................................................ 342
52.5 Plants ................................................................................... 342
52.6 Humans ................................................................................ 343
52.7 Animals ...............................................................................344
Chapter 53 Vanadium [V, 23] ............................................................................. 345
53.1 Introduction ......................................................................... 345
53.2 Soils ..................................................................................... 345
53.3 Waters .................................................................................. 347
53.4 Air ........................................................................................348
53.5 Plants ...................................................................................348
53.6 Humans ................................................................................ 349
Chapter 54 Yttrium [Y, 39] ................................................................................. 351
54.1 Introduction ......................................................................... 351
54.2 Soils ..................................................................................... 351
54.3 Waters .................................................................................. 351
54.4 Air ........................................................................................ 352
54.5 Plants ................................................................................... 352
54.6 Humans ................................................................................ 352
Chapter 55 Zinc [Zn, 30] .................................................................................... 355
55.1 Introduction ......................................................................... 355
55.2 Soils ..................................................................................... 355
55.3 Waters .................................................................................. 358
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Contents
50.5 Plants ................................................................................... 332
50.6 Humans ................................................................................ 332
Chapter 51 Titanium [Ti, 22] .............................................................................. 335
51.1 Introduction ......................................................................... 335
51.2 Soils ..................................................................................... 335
51.3 Waters .................................................................................. 336
51.4 Air ........................................................................................ 337
51.5 Plants ................................................................................... 337
51.6 Humans ................................................................................ 338
Chapter 52 Tungsten [W, 74] ............................................................................... 341
52.1 Introduction ......................................................................... 341
52.2 Soils ..................................................................................... 341
52.3 Waters .................................................................................. 342
52.4 Air ........................................................................................ 342
52.5 Plants ................................................................................... 342
52.6 Humans ................................................................................ 343
52.7 Animals ...............................................................................344
Chapter 53 Vanadium [V, 23] ............................................................................. 345
53.1 Introduction ......................................................................... 345
53.2 Soils ..................................................................................... 345
53.3 Waters .................................................................................. 347
53.4 Air ........................................................................................348
53.5 Plants ...................................................................................348
53.6 Humans ................................................................................ 349
Chapter 54 Yttrium [Y, 39] ................................................................................. 351
54.1 Introduction ......................................................................... 351
54.2 Soils ..................................................................................... 351
54.3 Waters .................................................................................. 351
54.4 Air ........................................................................................ 352
54.5 Plants ................................................................................... 352
54.6 Humans ................................................................................ 352
Chapter 55 Zinc [Zn, 30] .................................................................................... 355
55.1 Introduction ......................................................................... 355
55.2 Soils ..................................................................................... 355
55.3 Waters .................................................................................. 358
xv
Contents