How Soap Works

By the 1990s, cigarette makers had been hooking and killing off their customers for about a century. And they’d gotten good at both as well as covering up their harms. In 1994 they were still denying cigarettes were addictive. Then, the 50 Attorneys General of the US rode into to ...  Show more

In this classic episode, Chuck and Josh dive into the funky, cool world of the classic TV show, Sooooooooul Train.See omnystudio.com/listener for privacy information. 

We’re all probably using a lot more soap these days, but… what is it exactly? How does it work? Who invented it and how has it changed the world? Join Robert and Joe as they explore the invention of Soap. This episode marks the final installment of Invention as a standalone podca ...  Show more

Today, soap is ubiquitous. It comes in thousands of forms, brands, and varieties -- but this wasn't always the case. In today's episode, Ben, Noel and Max explore the theoretical origin story of soap, and how humanity eventually decided (after a few stops and starts) to literally ...  Show more

All over the world, for all of human history – and probably going back to our earliest hominid ancestors – people have found ways to try to keep themselves clean. But how did soap come about? 

Research:

It’s good hygiene to wash your hands after touching shared bathroom surfaces. But bars of soap are also a shared surface. Learn why soap is pretty clean in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/liste ...  Show more