Ruth lifts the lid on the surprising history of toilets. A cesspit proves deadly for a noble assembly in 12th-century Germany. Pigs form an unlikely part of the sewage system in ancient China. And the world’s first flushing toilet is invented… four and a half thousand years ago… A Noiser production, written by Roger Morris. For ad-free listening, exclusive content and early access to new episodes, join Noiser+. Click the Noiser+ banner to get started with a 7-day free trial. Or, if you’re on Spotify or Android, go to noiser.com/subscriptions Learn more about your ad choices. Visit podcastchoices.com/adchoices