Why Do Coffee and Smoking Turn Your Teeth Yellow?

By History of Simple Things

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Why do coffee and smoking gradually turn your teeth yellow or brown? If you drink coffee every day or have smoked for years, you may have noticed that your teeth don't look quite as bright as they once did. But these stains aren't simply caused by something being “painted” onto your teeth. Coffee, tobacco smoke, your saliva, the microscopic surface of enamel, and even the natural aging of your teeth can all play a role. It's a simple everyday mystery with some surprisingly interesting chemistry behind it. Timestamps 00:03 Introduction 01:03 The History of Coffee and Tobacco 02:11 Why Teeth Can Hold Onto Stains 03:15 What Coffee Actually Does to Teeth 04:01 How Smoking Stains Teeth 04:31 Why Years of Exposure Make Stains Worse 05:17 Why Teeth Naturally Become Darker With Age 05:43 Why Brushing Doesn't Always Remove Them 06:46 The Real Reason the Stains Keep Coming Back #HistoryOfSimpleThings #Coffee #Smoking #Teeth #DentalHealth #ToothStains #CoffeeStains #Science #EverydayScience #

Tags: #HistoryOfEverydayItems, #HowItsMade, #BehindTheProduct, #SimpleThingsExplained, #EverydayInnovations, #ManufacturingProcesses, #FromRawToFinished, #TheMakingOf, #EverydayWonders, #ExploringOrigins, #UncoveringCreation, #TheStoryBehind, #CraftingEssentials, #OriginsOfInnovation, #DiscoveryOfCreation