Should you rinse your dishes before placing them in the dishwasher? - Rachel Yang

After years of hosting lavish dinner parties and watching her dishware get chipped during handwashing, American socialite Josephine Cochrane was convinced the world needed a better way to clean dishes. So, she built a prototype for a dishwashing contraption. And the design would become the model for our modern dishwashers. So, how do they work? Rachel Yang takes a look inside the machine.