What's the best anti-aging cream available? Which is better - physical or chemical sunscreen? Can you get sunburnt through a glass window? What does SPF even mean?Get ready for the coming summer by Slip Slop Slapping some knowledge about how sunscreen works and why you should use it!Electromagnetic radiation spectrumDiagram of UV absorption in sunscreen moleculesMore detailed explanation of how sunscreen works - Lab MuffinExample of photoaging on a truck driver's faceEmail: [email protected]: https://www.facebook.com/explainthiscastTwitter: https://twitter.com/ExplainThisCastInstagram: https://www.instagram.com/explainthiscast/Youtube: https://www.youtube.com/@explainthiscast 

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