Tracking the history of how we clean and why our cleaning needs have shifted also tells the story of human progress in a wider sense. How did we get from natural-fiber brooms to gasoline-powered vacuum cleaners and ultimately to the home-use models we know today?
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Behind the Scenes Minis: Piece of Work
17:48

E. Virgil Neal: Hypnotist, Fraudster, Tycoon, Part 2
41:22

E. Virgil Neal: Hypnotist, Fraudster, Tycoon - Part 1
35:28