Toilets have been around since the third millennium BC. They’re perhaps the most important invention in the world and a true marker of a civilised society. Yet, one third of the world still practices open defecation and lack proper sanitary conditions. For a special World Toilet Day look, the founder of the World Toilet Organisation comes on Spotlight to discuss his passion for the loo, the taboos surrounding it and the issues faced regarding toilets around the world.

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