Urine's Superpowers

That smelly, pale yellow liquid that people flush down the toilet every day is an industrial fertilizer, a diagnostic tool, a medicine, a renewable energy resource; it is an inexhaustible substance that is produced daily in huge quantities. This is the golden story of urine.

Cast: Hyppo Audouy, Stéphane Chassagne, Martin Knight, Steven Soifer, Sally Magnusson, Martin Lara