Sulfate 46, 99, 117, 166, 221, 246,
300, 301, 311, 325
aluminium potassium 36
bulk barium 194
insoluble barium 245
producing barium 245
Sulfation 220
Sulfato ligands 99
Sulfur reducing bacteria 233, 300
Sulfide
forms 46
layer 46
Sulfides 46, 121, 123, 125, 128, 132,
300, 301, 308, 311, 314
black 252
Sulfite process 189
Sulfonated 103
Sulfur 123, 188, 248, 300, 302,
308, 325
acid-volatile 302
chromium-reducible 302
compounds 305
reduced 300, 302
removing 302
volatile 89
contaminant 302
contamination 302
content
lower 85
total 302
cycle 244
dioxide 40, 99, 112, 113, 189,
220, 243
levels 238
pollution 112
oxidation 302
part 124
spectroscopy 300
trioxide 220
Sulfuric 220
acid 40, 107, 108, 112, 117, 189,
190, 244, 252, 300, 302, 306
catalyses 189
concentrated 55, 81
dangerous 108
Sulfur-metabolising organisms
301
Sulfur-reducing bacteria 252
Sulfur-rich 85
Sulfate-reducing bacteria 233
Sulfates 233, 240
Sulfur dioxide 233
Sulfuric acid formation 226
Sulfur-oxidising 224
Surface
area, large 175
cleaning 205
coatings 37, 116, 183, 298
conditions 8
consolidants 260
corrosion 89, 158
decoration 171, 183
etching 222
flat 10
growths 224, 234
hard 186
layers 233, 300
black 27
decayed 288
penetrate material 226
skins 205
sterilisation 292
textures 36, 37, 290
Surfactant 44, 55
Swedish
warship 154, 306
warship Vasa 302, 308
Sweet track 328
Swelling 37, 45, 47, 67, 71, 80,
89, 90
resist 68
Symbiotic
associations 277
relationship 273
Syntans 102, 104
Synthetic plastic materials 185
garden 7Tallow 98, 106
Tank storage methods 293370 Subject Index