Environmental Engineering FOURTH EDITION

472 ENVIRONMENTAL ENGINEERING

Arsenic, 417
cancer, 35
measurement, 102-103
water pollution, 76
Atmospheric cleansing, 368-371
Atmospheric dispersion, 333,361-368
Atomic absorption spectrophotometry,

Automobiles

103

air pollution, 54,245,333,375,379,
381,385-386,404,414,419
risk, 31,35-37
water pollution, 54,233,245
Autohrophs, 55-56,73
Axial Flow, 129

Background radiation. See Radiation,

Backwashing, 141,143

Bacteria, 59-60,71-73

measurement of, 85

water and wastewater treatment.

background

See also Activated sludge, 135,143,

150-151

water pollution, 51-53,68,75-76,100

Becquerel, 3 18-320

Beer-Lambert Law, 97-98

Bel, 426

Belt filter, 218-219,221

Belt magnet, 286

Bernoulli theorem, 122

Beta equation, 226

Beta radiation, 313-318,329-330,

Beverage container law, 261

Binary separation, 280-281

Bioaccumulation, 39

Biochemical oxygen demand (BOD)

332,337

landfills, 266

measurement of, 62-64,84-90

nonpoint source pollution, 234

sludge, 187-189,192-196,205-207

ultimate, 64,90

wastewater treatment, 154, 168-169,

171-172,182,184-185,197,199

Bioconcentration, 39,297

Biodegradation, 57-59

Biosorption. See also Contact

stabilization, 185-186

Black lung disease, 39

BOD. See Biochemical oxygen demand

Body burden, 39

Boilers, 287, 306,415

Bond work index, 278

Bonds, 25-26

Brake horsepower (BHP), 130

Breeder reactor, 33 1

British thermal unitdpound, 288

Bulking sludge, 185-186

Cadmium, 76

sludge concentration, 209,344

Calcium bicarbonate, 94

Calcium hydroxyapatite, 198,206

Calcium sulfate

Cancer, 34-3538,4046, 151,323,337

Capillary suction time (CST) apparatus,

Capillsuy water, 108

Carbon dioxide, 72,90-91,94

air pollution, 402

223-224

biodegradation, 5740,184,187,205,

global atmospheric change, 338,404,

incineration, 198,287-288,304,307,

228

420

386,399

landfills, 267-268

Carbon monoxide, 38,414

Carbon. See also Total organic carbon, 21,

197,247,254,309,369,406

activated, 197,399,405

organic, 52-53,59-60,71-73

Carbon-14., 315

Carcinogens. See also Cancer, 7,9,38,

40-41,45,76,91, 103, 151,296,308,

323-324

Carman-Kozeny equation, 143

Cascade impactor, 377

Cascading, 282

Catalytic combustion, 399401,403

Catalytic converters, 385,406

Cataracting, 282

Catch basins, 243,246,248

Cation exchange capacity (CEC), 344

Cells

activated sludge, 188,190-193

landfills, 265