Activity
Wastewater polishing
In this activity, students compare the three methods used to polish wastewater.
By the end of this activity, students should be able to:
compare and contrast three methods of polishing wastewater – exposure to UV, chlorination and pumping effluent onto wetlands.
Three wastewater polishing methods
Sanjay Kumarasingham (Watercare Services Ltd) discusses the use of chlorination and wetland filtration as alternatives to UV when polishing wastewater.
Acknowledgements:
Simon Smit, Texcel
Gregg Eckhardt
Patricia Johanson/Carollo Engineers
Rights: The University of Waikato
Download the Word file (see link below) for:
introduction/background notes
what you need
what to do
student handout.
Published:29 July 2008
