This painted mural at Mt Cook School in Wellington illustrates a little-understood fact of urban drainage. Water and anything else that enters storm drains is not treated at any point. So if you tip paint or mineral turpentine into a storm drain you are effectively pouring it straight into the sea.
Using this item
Private collection, Evening Post Collection (PAColl-0614)
Photograph by Simon Nathan
Permission of the Alexander Turnbull Library, National Library of New Zealand, Te Puna Mātauranga o Aotearoa, must be obtained before any re-use of this image.