UCT engineering students have transformed urine into fertiliser and bio-bricks.
Lecturer and project leader Dr Dyllon Randall says he calls urine "liquid gold" to demonstrate the value that the precious resource adds.
Not many people would realise that urine contains three key ingredients for fertiliser production. We pee that away every day, when we should be recovering that.— Dr Dyllon Randall, civil engineering lecturer at UCT
Take a listen: