Wastewater polishing

In this activity, students compare the three methods used to polish wastewater.

At the Mangere Wastewater Treatment Plant in Auckland they use UVC light to disinfect wastewater. Before disinfection, the treatment plant...

In this activity, students compare the three methods used to polish wastewater.

The factors that affect water quality include where the water comes from, what is in the environment in the collection...