Treatment of sewages

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Treatment of sewages

  1. 1. • Sewage is water-carried waste• Solution or suspension• Intended to be removed from a community.
  2. 2.  Multi-stage process to renovate wastewater Process of Treatment
  3. 3. • Primary, Secondary, and Tertiary• All are levels of treatment
  4. 4.  Wastewater contains pathogens or disease organisms. Have to get rid waste materials. Protects public health
  5. 5. • Gases• Contaminants• Raw sewage Raw Sewage
  6. 6. Did you know that Toilets useover 40% more water thanneeded.
  7. 7.  Special thanks to Google Images http://water.worldbank.org/shw-resource- guide/infrastructure/menu-technical- options/wastewater-treatment http://www.ehow.com/info_8372308_effects- breathing-raw-sewage.html http://en.wikipedia.org/wiki/Sewage_treatment

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