1 Settling Large materials settle out. Raw water reservoir Coagulant added 2 Coagulation Alum or other added chemicals combine with suspended material to form clumps. Flocculation tank 3 Sedimentation The coagulated materials settle to the bottom. Sedimentation tank 4 Filtration Sand and gravel filters remove microorganisms including protozoan cysts and 0ocysts. Activated charcoal filters remove dissolved chemicals. Filtration unit Disinfectant added 5 Disinfection and Storage Chlorine, ozone, or other chemical disinfectants are added. UV irradiation may also be used to destroy microbes. Reservoir can eause img merely Methe Consumer use inelude: FIGURE 29.6 Treatment of Municipal Water Supplies

1 Settling Large materials settle out. Raw water reservoir Coagulant added 2 Coagulation Alum or other added chemicals combine with suspended material to form clumps. Flocculation tank 3 Sedimentation The coagulated materials settle to the bottom. Sedimentation tank 4 Filtration Sand and gravel filters remove microorganisms including protozoan cysts and 0ocysts. Activated charcoal filters remove dissolved chemicals. Filtration unit Disinfectant added 5 Disinfection and Storage Chlorine, ozone, or other chemical disinfectants are added. UV irradiation may also be used to destroy microbes. Reservoir can eause img merely Methe Consumer use inelude: FIGURE 29.6 Treatment of Municipal Water Supplies

Biology: The Unity and Diversity of Life (MindTap Course List)

15th Edition

ISBN:9781337408332

Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Chapter35: Structural Support And Movement

Section: Chapter Questions

Problem 1SQ: An endoskeleton consists of _________. a. a fluid in an internal space b. hardened plat at the...

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