#075 Rebroadcast

Happy holidays, we hope you have a wonderful season whatever you celebrate! We've got a holiday related episode for you: LEDs. Well I guess we use them all year round, but they get an extra spotlight this time of year. What are they? How do they work? How are they different from other lights? Let's find out!

References from this episode

1. Inorganic Chemistry, Edition 4, Miessler and Tarr
2. https://www.chemistryworld.com/features/leds-to-light-up-the-world/3004661.article
3. https://cen.acs.org/materials/inorganic-chemistry/chemical-search-better-white-light/96/i46

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#201

Melissa and Jam dive into the chemistry behind air dusters. They explore the components inside these cans, and how the physical properties of these chemicals can lead to rapid evaporation, cold burns, and potential hazards. Listeners will learn about the processes of pressure and boiling, the potential dangers of misuse, and how these air dusters work to clean keyboards and other surfaces. The episode is inspired by listener questions and personal anecdotes, making the complex chemistry accessible and engaging.

00:00 Introduction and Initial Curiosity
01:10 Chemistry of Air Dusters
01:35 Listener Questions and Real-Life Examples
04:47 Chemistry Lessons: Gas and Liquid States
06:23 Pressure and Temperature Effects
14:13 Explaining the Air Duster Mechanism
23:02 Understanding Gas Molecules and Boiling
23:45 Potential Dangers of Compressed Air
24:46 Chemical Burns and Frostbite
25:49 Substance Abuse Concerns
29:14 Safe Alternatives for Cleaning Keyboards
31:43 Summary and Chemistry Recap
37:47 Final Thoughts and Recommendations
43:11 Supporting the Show and Closing Remarks

References from this episode:

1. https://www.medicinenet.com/is_your_child_or_teen_huffing/views.htm
2. https://academic.oup.com/jbcr/article/24/4/234/4733835?login=true
3. https://aacijournal.biomedcentral.com/articles/10.1186/s13223-017-0202-0
4. https://www.tandfonline.com/doi/full/10.1080/10550887.2022.2027207
5. https://academic.oup.com/jbcr/article/24/4/234/4733835
6. https://academic.oup.com/jbcr/article/28/6/909/4636891
7. https://youtu.be/pMPKnF8WHf8
8. https://www.sciencedirect.com/science/article/pii/S2665910720300086

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Bonus Episode: Chemistry at Home 12 (Rebroadcast)

Here's another bonus episode dedicated to teaching a specific chemistry experiment you can do at home. This month, we see what happens when we combine chocolate and gum. Yep, you read that right. And yes, it's a little gross.

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• Erica Bee
• Elizabeth P
• Sarah Moar
• Rachel Reina
• Letila
• Katrina Barnum-Huckins
• Suzanne Phillips
• Venus Rebholz
• Lyn Stubblefield
• Jacob Taber
• Brian Kimball
• Emerson Woodhall
• Kristina Gotfredsen
• Timothy Parker
• Steven Boyles
• Chris Skupien
• Chelsea B
• Bri McAllister
• Avishai Barnoy
• Hunter Reardon

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