Scale, map, 479
Scenarios, 479
Screen, 479
Sea surface temperature, 479
Secondary effluent, 479
Secondary flotation clarification, 68, 136–138,
479
Secondary flotation clarifier, 479, 480
Secondary sedimentation clarification, 480
Secondary sedimentation clarifier, 480
Secondary treatment, 480
Second-order nonlinear ordinary differential
equation, 119
Sedimentation basin, 436
Sedimentation clarification, 442
Sediments, 481
Selector, 481
Seminar, 481
Sensitivity, 481
Septic, 481
Sequencing batch exchanger (SBE), 481
Sequencing batch flotation (SBF), 139, 481
Sequencing batch reactor (SBR), 137, 139, 481
Settling tank, 436
Sewage, 482
Sewage treatment, 379
Sewage treatment plant (STP), 60
Shelter-in-place, 482
Short-circuiting, 482
Short ton, 482
Shredding, 482
Sidestreams, 482
Silicon (Si), 307
Single-sludge activated sludge system, 137, 482
Single-stage trickling filter plant, 124, 125
Sink, 483
Sintering, 483
Sintering process, 301, 304, 305
Slime layer and liquid film
oxygen transfer, 116, 117
substrate transfer, 117–119
Sloughing, 112
Sludge, 359, 483
Sludge age (SA), 86, 483
Sludge dewatering, 483
Sludge digestion, 483
Sludge dryer, 483
Sludge drying, 483
Sludge handling, 483
Sludge lagoons, 483
Sludge production, 102
Sludge retention time, 91–94, 96
Sludge thickening/dewatering, 434, 484, 489
Sludge volume index (SVI), 484
Slurry, 484
Snowpack, 484
Soap-stock, 354
Sodium hypochlorite, 484
Soil carbon, 484
Solar radiation, 484
Solid wastes, 333, 353, 358, 484
bleaching earth, 358
perlite, 358
sludge, 359
Solidification/stabilization (S/S), 303, 485
Solids bowl centrifuge, 484
Solids retention time (SRT), 469, 485
Soluble, 485
Soluble BOD (SBOD), 485
Solution, 485
Solvent, 485
Solvent extraction process, 327
Spatial analysis, 485
Spectrophotometer, 485
Spent bleaching earths (SBE), 353
Spent nickel catalyst, 354
Spoils, 486
Spuds, 486
Standard solution, 486
State Pollutant Discharge Elimination System
(SPDES) permit, 485
Steady-state equation, 119
Step aeration process, 100, 101
Step feed process, 108
Sterile mating, 392
Storm sewer, 486
Storm surge, 486
Stratosphere, 486
Streamflow, 486
Structural elements, 486
Structured Query Language (SQL), 486
Struvite, 486
Students as teachers, 379, 380
Study guide, 417
Submerged-contact aerators, 113
Subnatant, 486
Subsiding/subsidence, 486
Substrate, 486
Substrate intake, 80, 81
Substrate removal, 87, 88
Sulfate aerosols, 487
Sulfur hexafluoride (SF 6 ), 487
Super, 487
Supernatant, 487
Super-rate filters, 120, 124
Supracell, 487
Index
509
Scenarios, 479
Screen, 479
Sea surface temperature, 479
Secondary effluent, 479
Secondary flotation clarification, 68, 136–138,
479
Secondary flotation clarifier, 479, 480
Secondary sedimentation clarification, 480
Secondary sedimentation clarifier, 480
Secondary treatment, 480
Second-order nonlinear ordinary differential
equation, 119
Sedimentation basin, 436
Sedimentation clarification, 442
Sediments, 481
Selector, 481
Seminar, 481
Sensitivity, 481
Septic, 481
Sequencing batch exchanger (SBE), 481
Sequencing batch flotation (SBF), 139, 481
Sequencing batch reactor (SBR), 137, 139, 481
Settling tank, 436
Sewage, 482
Sewage treatment, 379
Sewage treatment plant (STP), 60
Shelter-in-place, 482
Short-circuiting, 482
Short ton, 482
Shredding, 482
Sidestreams, 482
Silicon (Si), 307
Single-sludge activated sludge system, 137, 482
Single-stage trickling filter plant, 124, 125
Sink, 483
Sintering, 483
Sintering process, 301, 304, 305
Slime layer and liquid film
oxygen transfer, 116, 117
substrate transfer, 117–119
Sloughing, 112
Sludge, 359, 483
Sludge age (SA), 86, 483
Sludge dewatering, 483
Sludge digestion, 483
Sludge dryer, 483
Sludge drying, 483
Sludge handling, 483
Sludge lagoons, 483
Sludge production, 102
Sludge retention time, 91–94, 96
Sludge thickening/dewatering, 434, 484, 489
Sludge volume index (SVI), 484
Slurry, 484
Snowpack, 484
Soap-stock, 354
Sodium hypochlorite, 484
Soil carbon, 484
Solar radiation, 484
Solid wastes, 333, 353, 358, 484
bleaching earth, 358
perlite, 358
sludge, 359
Solidification/stabilization (S/S), 303, 485
Solids bowl centrifuge, 484
Solids retention time (SRT), 469, 485
Soluble, 485
Soluble BOD (SBOD), 485
Solution, 485
Solvent, 485
Solvent extraction process, 327
Spatial analysis, 485
Spectrophotometer, 485
Spent bleaching earths (SBE), 353
Spent nickel catalyst, 354
Spoils, 486
Spuds, 486
Standard solution, 486
State Pollutant Discharge Elimination System
(SPDES) permit, 485
Steady-state equation, 119
Step aeration process, 100, 101
Step feed process, 108
Sterile mating, 392
Storm sewer, 486
Storm surge, 486
Stratosphere, 486
Streamflow, 486
Structural elements, 486
Structured Query Language (SQL), 486
Struvite, 486
Students as teachers, 379, 380
Study guide, 417
Submerged-contact aerators, 113
Subnatant, 486
Subsiding/subsidence, 486
Substrate, 486
Substrate intake, 80, 81
Substrate removal, 87, 88
Sulfate aerosols, 487
Sulfur hexafluoride (SF 6 ), 487
Super, 487
Supernatant, 487
Super-rate filters, 120, 124
Supracell, 487
Index
509