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.

Download the Word file (see link below) for:

  • introduction/background notes
  • what you need
  • what to do
  • student handout.
    Published 29 July 2008, Updated 1 March 2013