#027 Rebroadcast
Originally Published January 23, 2020

This week, Melissa and Jam dive into the chemistry of something that may not seem like chemistry at first: hair. Curly hair to be specific. What makes hair curl? Also what is hair in the first place? Why can hair be so radically different? Alright curly girls, curly guys, and curly folks, let's find out.

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References from this episode

1. Biochemistry, Edition 4 - Garret and Grisham
2. The Chemistry of Hair - C. S. Whewell, Ph.D., F.R.I.C., F.T.I.
3. The Science of Curls - Leidamarie Tirado-Lee
4. Bad Hair Days? Chemistry to the Rescue - Marlene M. Gutierrez

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• Vince W
• Julie S.
• Heather R
• Autoclave
• Chelsea M
• Dorien VD
• Scott B
• Jessie R
• Ciara L
• J0HNTR0Y
• Jeannette N
• Cullyn R
• Erica B
• Elizabeth P
• Sarah M
• Rachel R
• Letila
• Katrina B
• Suzanne P
• Venus R
• Lyn S
• Jacob T
• Brian K
• Emerson W
• Kristina G
• Timothy P
• Steven B
• Chris and Claire S
• Chelsea B
• Avishai B
• Hunter R

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Melissa and Jam dive into the definition and implications of organic foods. They explore what organic means according to USDA standards, dissect common misconceptions about pesticide use, and discuss whether organic produce is actually healthier. This detailed analysis includes Melissa's scientific research process and draws on trusted sources to clarify the nuanced debate around organic foods. Learn about the importance of fruit and vegetable intake, regardless of whether they are organic, and get practical tips for washing produce to minimize pesticide residue.

00:00 Introduction and Recap
00:21 Discussing Organic Foods
00:46 Podcast Setup and Personal Anecdotes
01:41 Health and Diet Insights
04:12 Research and Credibility
07:59 Understanding Organic Standards
22:34 Organic Pesticides and Misconceptions
26:11 Scientific Pettiness and Review Articles
27:41 Engaging Media and Petty Scientists
29:19 Pesticide Residues in Organic vs. Non-Organic Foods
35:14 Nutritional Content of Organic Foods
38:44 Health Impacts and Misconceptions
43:47 Practical Advice and Final Thoughts
55:12 Listener Questions and Community Support

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References from this episode:

1. https://pmc-ncbi-nlm-nih-gov.libproxy.library.unt.edu/articles/PMC5837313/
2. https://www.cancer.gov/news-events/cancer-currents-blog/2020/colorectal-cancer-rising-younger-adultshttps://
3. www.cdc.gov/nchs/fastats/leading-causes-of-death.htmhttps://
4. www.aap.org/en/patient-care/environmental-health/promoting-healthy-environments-for-children/food-safety/https://pubs.acs.org/doi/10.1021/cen-v078n011.p011
5. https://pmc-ncbi-nlm-nih-gov.libproxy.library.unt.edu/articles/PMC7019963/#notes3
6. https://pmc-ncbi-nlm-nih-gov.libproxy.library.unt.edu/articles/PMC7146625/
7. https://pmc-ncbi-nlm-nih-gov.libproxy.library.unt.edu/articles/PMC7146577/
8. https://pmc-ncbi-nlm-nih-gov.libproxy.library.unt.edu/articles/PMC3546364/
9. https://www.acpjournals.org/doi/10.7326/0003-4819-157-5-201209040-00007
10. https://www.acpjournals.org/doi/10.7326/0003-4819-158-4-201302190-00018
11. https://www.acs.org/education/chemmatters/past-issues/archive-2013-2014/genetic-organic-food.html
12. https://www.johnson.k-state.edu/programs/lawn-garden/agent-articles-fact-sheets-and-more/agent-articles/environment/organic-does-not-mean-pesticide-free.html
13. https://www-sciencedirect-com.libproxy.library.unt.edu/topics/agricultural-and-biological-sciences/pesticide-residue
14. https://pubs-acs-org.libproxy.library.unt.edu/doi/10.1021/jf103902t

Thanks to our monthly supporters

• Vince W
• Julie S.
• Heather R
• Autoclave
• Chelsea M
• Dorien VD
• Scott B
• Jessie R
• Ciara L
• J0HNTR0Y
• Jeannette N
• Cullyn R
• Erica B
• Elizabeth P
• Sarah M
• Rachel R
• Letila
• Katrina B
• Suzanne P
• Venus R
• Lyn S
• Jacob T
• Brian K
• Emerson W
• Kristina G
• Timothy P
• Steven B
• Chris and Claire S
• Chelsea B
• Avishai B
• Hunter R

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This episode of 'Chemistry for Your Life' features Melissa and Jam tackling various chemistry questions sourced from the 'Explain Like I'm Five' subreddit. They aim to explain complex chemistry concepts in a manner even a 5-year-old could understand. Questions discussed include why water isn't flammable, how carbonation works, the nature of colors and atoms, cooking processes, caloric changes during cooking, and why drawings on a steamy mirror reappear. The episode emphasizes simplifying complex ideas and making chemistry relatable to everyday life.

00:00 Introduction and Setting the Scene
00:50 Explaining Chemistry Like You're Five
01:31 Welcome to Chemistry for Your Life
02:30 Why Isn't Water Flammable?
07:00 How Does Carbonation Work?
09:48 Are Atoms Different Colors?
13:12 What Happens When Cooking Food?
14:14 Understanding the Science of Cooking
15:12 The Chemistry Behind Frying and Toasting
16:35 Exploring the Role of Ingredients in Cooking
17:57 Calories and Cooking: What Changes?
22:49 The Mystery of Steamy Mirror Drawings
27:06 Wrapping Up and Community Thanks

★ Support this podcast on Patreon ★
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Check out our website at chemforyourlife.com

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Thanks to our monthly supporters

• Vince W
• Julie S.
• Heather R
• Autoclave
• Chelsea M
• Dorien VD
• Scott B
• Jessie R
• Ciara L
• J0HNTR0Y
• Jeannette N
• Cullyn R
• Erica B
• Elizabeth P
• Sarah M
• Rachel R
• Letila
• Katrina B
• Suzanne P
• Venus R
• Lyn S
• Jacob T
• Brian K
• Emerson W
• Kristina G
• Timothy P
• Steven B
• Chris and Claire S
• Chelsea B
• Avishai B
• Hunter R

Check out our website at chemforyourlife.com

Watch our episodes on YouTube

Find us on Instagram, Twitter, and Facebook @ChemForYourLife