Acid mine drainage - a clean water resource?! “Yes! It is possible using waste fly ash and nanomaterials,” says Dr Leslie Petrik, the leader of the Environmental and NanoSciences group at the Dept of Chemistry, University of the Western Cape.

Join Dr Leslie Petrik at the next Speak2aScientist taking place in the auditorium of the Sci-Bono Discovery Centre, Newtown Johannesburg on Thursday, 25 November.

The presentation begins at 19:00 and drinks and snacks are served from 18:30.

To make a booking or to receive a map to Sci-Bono, contact Refilwe Pico at 011 639 8448 or