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Sewage Treatments

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Sewage Treatments

What happens if it gets into waterways?
- Bacteria contained in the sewage grow
  - Causes eutrophication
    - Fish Die
Treatment
- Passed through screens
  - These trap the large particles
    - e.g. grit
- Left in settlement tanks
  - insoluble particles go to bottom and form sediment
- Trickling filters
  - Protocists feed on soluble bacteria
Definition
- a waste liquid which has come from houses, industry and other parts of village, towns and cities

Description: User has deleted their subject information Mind Map on Sewage Treatments, created by Deleted user on 15/09/2016.
Created by: Deleted user · Sep 2016
Updated: Sep 16, 2016
Views: 24
History: Created by Leann McLeod · Apr 7, 2016

Copied by Leann McLeod · Apr 7, 2016

Copied by Leann McLeod · Apr 7, 2016

Copied by Leann McLeod · Sep 15, 2016
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