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Sewage Treatment vs. Septic Systems by api-330053245 is a document available to read on EtoBox.
Sewage treatment involves primary, secondary, and tertiary processes. Primary treatment removes 40-50% of solids using removal and sedimentation. Secondary treatment uses aeration and chlorine. Tertiary treatment pushes treated sewage over land or forest.
- Author
- api-330053245
- Language
- EN