Listener I distinctly remember being told, when I was about 4, that even the Queen does poos. (It's true, she does!)Well, there's nothing to be ashamed about, it's all part of life. But about 4.5 billion of us don't have access to safe and hygienic toilets, and that is a shame. So for this episode we explore the history and technology of the toilet! Enjoy!The Wholesome Show is Dr Rod Lamberts and Dr Will Grant - joined today by Assoc Professor Sujatha Raman! Proudly made possible by The Australian National Centre for the Public Awareness of Science!See omnystudio.com/listener for privacy information.