Chapter 45 Strontium [Sr, 38] .............................................................................307

45.1 Introduction .........................................................................307

45.2 Soils .....................................................................................307

45.3 Waters ..................................................................................308

45.4 Air ........................................................................................309

45.5 Plants ...................................................................................309

45.6 Isotopes ................................................................................ 310

45.7 Humans ................................................................................ 310

Chapter 46 Tantalum [Ta, 73] ............................................................................. 313

46.1 Introduction ......................................................................... 313

46.2 Soils ..................................................................................... 313

46.3 Waters .................................................................................. 313

46.4 Air ........................................................................................ 314

46.5 Plants ................................................................................... 314

46.6 Humans ................................................................................ 314

Chapter 47 Technetium [Tc, 43] .......................................................................... 317

47.1 Introduction ......................................................................... 317

47.2 Environment ........................................................................ 317

47.3 Humans ................................................................................ 317

Chapter 48 Tellurium [Te, 52]............................................................................. 319

48.1 Introduction ......................................................................... 319

48.2 Soils ..................................................................................... 319

48.3 Waters and Air ..................................................................... 320

48.4 Plants ................................................................................... 320

48.5 Humans ................................................................................ 320

Chapter 49 Thallium [Tl, 81] .............................................................................. 323

49.1 Introduction ......................................................................... 323

49.2 Soils ..................................................................................... 323

49.3 Waters .................................................................................. 324

49.4 Air ........................................................................................ 325

49.5 Plants ................................................................................... 325

49.6 Humans ................................................................................ 325

Chapter 50 Tin [Sn, 50] ....................................................................................... 329

50.1 Introduction ......................................................................... 329

50.2 Soils ..................................................................................... 329

50.3 Waters .................................................................................. 330

xiv
Contents