Chemistry For Your Life

• Is it safe to use weed killer (Roundup)?

  Melissa and Jam discuss the multifaceted debate surrounding the use of the widely known weed killer, Roundup, specifically its active ingredient, glyphosate. Prompted by a listener's question, they explore the good, the bad, and the ugly aspects of glyphosate, including its effectiveness in agriculture, potential health risks, and environmental impacts. They delve into scientific studies, regulatory concerns, and personal anecdotes to provide a comprehensive overview of this controversial herbicide. 00:00 Introduction to Weed Killers 01:34 Listener's Question on Glyphosate 03:24 Understanding Glyphosate 08:32 The Good and Bad of Glyphosate 11:09 Health Concerns and Controversies 18:44 Whistleblowing and Evidence on Glyphosate 19:05 Human Health Impacts of Glyphosate 20:37 Environmental Effects of Glyphosate 23:00 Regulatory Considerations and Future Actions 26:16 Personal Decisions and Practical Advice 31:12 Community Engagement and Support ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife References from this episode: https://www.chemistryworld.com/podcasts/glyphosate/6885.article https://www.chemistryworld.com/opinion/how-a-herbicide-illustrates-the-many-ways-chemicals-are-put-to-the-test/4021190.article https://www-sciencedirect-com.libproxy.library.unt.edu/science/article/pii/S2152265021001518#coi0001 - Note that The author has been paid as an expert in glyphosate litigation. https://pmc.ncbi.nlm.nih.gov/articles/PMC8223940/ Note that author PB acted as consultant for glyphosate producers, on matters not related to glyphosate https://pmc.ncbi.nlm.nih.gov/articles/PMC11354939/#notes5 Not notes here, but they essentially said it seems like we need more studies, there seems to be some correlation.  https://www-sciencedirect-com.libproxy.library.unt.edu/science/article/pii/S0048969717330279?casa_token=0V1BAIP8ZFgAAAAA:0O5yGT0FK4sbuZBIhieomHGxbm-0Y_Y7VtoPEaHFcArD9FS3aczcDKHV0nU7KfwA0erzOVNHwA#s0080 - Some salaries paid for by organizations, wasn’t clear their relationship to glyphosate, but no disclosure or conflict of interest statement was made here.  https://www.mdpi.com/1422-0067/23/9/4605 - No conflicts of interest https://www.science.org/doi/10.1126/science.abf7482 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 ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife

  --------  

  34:40
• Are we breathing recycled air on airplanes?

  #212 Melissa and Jam explore the concept of ozone and its impact on air quality in airplanes. Melissa explains the chemical reaction of ozone, why it's significant in organic chemistry, and how it can lead to discomfort in air travel by interacting with the oils on our skin. They also discuss various tips for flying and the potential benefits of noise-canceling headphones and lounge access for frequent flyers. The episode sheds light on why people often feel unwell on planes, highlighting the Pigpen Effect, where leftover oils from previous passengers can react with ozone to create a micro-cloud of pollutants. 00:00 Introduction to Ozone Lysis 00:09 Ozone Lysis in Organic Chemistry 00:25 Personal Anecdotes and Misconceptions 01:10 Ozone and Airplane Discomfort 01:49 Chemistry of Airplane Air 02:41 Ozone Lysis and Human Interaction 06:44 Catalytic Converters in Airplanes 11:58 The Pigpen Effect 16:50 Historical Context and Modern Concerns 18:38 Recap and Further Discussion 20:23 Understanding the Pigpen Effect 20:58 Chemical Reactions of Aldehydes and Ketones 22:11 Volatility and Airplane Air Quality 22:42 The Gross Reality of Airplane Seats 23:31 Airplane Hygiene and Mask-Wearing 25:08 Flying Tips and Tricks 29:54 Travel Credit Cards and Lounge Access 34:36 Sleeping on Planes and Noise-Canceling Headphones 37:43 Final Thoughts and Community Engagement ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife References from this episode: https://cen.acs.org/safety/consumer-safety/Periodic-Graphics-chemistry-airplane-air/102/i26 https://www.acs.org/catalyzing-change/when-a-good-relationship-turns-toxic-ozone-on-airplanes.html https://pubs-acs-org.libproxy.library.unt.edu/doi/full/10.1021/es3046795 https://youtu.be/hM9P1_Xuayk?t=107s https://www.faa.gov/sites/faa.gov/files/data_research/research/med_humanfacs/cer/OzonePassengerCabins.pdf https://www.faa.gov/sites/faa.gov/files/data_research/research/med_humanfacs/cer/OzonePassengerCabins.pdf https://pmc.ncbi.nlm.nih.gov/articles/PMC3683839/ 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 ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife

  --------  

  39:58
• What is the ozone layer?

  #110 Rebroadcast Originally Published August 26, 2021 We've all heard about it. And most likely you've heard that it's in danger. But what is the ozone layer in the first place? And once we learn that, how about figuring out why it's in danger? Ok let's do it.   References from this episode https://www.chemistryworld.com/podcasts/ozone/3005901.article https://youtu.be/XGDU6RvUVuk https://www-sciencedirect-com.libproxy.library.unt.edu/topics/earth-and-planetary-sciences/atmospheric-ozone Solomon’s organic chemistry 11th edition https://www.acs.org/content/acs/en/education/resources/highschool/chemmatters/past-issues/archive-2012-2013/ozone-layer-our-global-sunscreen.html     ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife 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 ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife  

  --------  

  27:05
• Ask a Chemist: What is heavy water? (and other questions)

  Question and Response #67 Melissa and Jam dive into a series of chemistry-related questions from their audience. From understanding why wintergreen mints spark in the dark to the science of pregnancy tests and heavy water, the episode covers a broad range of fascinating topics. They also discuss the role of moisturizers, dispel myths about chapstick, and explore the curious case of tumor-related hormones. Additionally, the hosts answer questions related to their educational resources and touch on the advantages of lifelong learning. Join them for an engaging discussion that satisfies both everyday curiosity and scientific intrigue. 00:00 Introduction and Greetings 00:33 Chemistry for Your Life Podcast Begins 00:52 Chemistry Support and Wired Videos 02:23 First Question: Fluorescence and Braces 07:26 Second Question: HCG and Tumors 10:57 Third Question: Heavy Water 12:39 Discussion on Heavy Water and Isotopes 18:06 Movie Reference: The Rookie 20:35 Formal Request: Watch Oppenheimer 21:39 Discussing Movies and Activities 21:59 The Vine and Oppenheimer 23:18 Film Photography Plans 24:07 Moisturizers and Dry Skin 25:53 Chapstick Myths 27:59 Teaching at UNT 30:55 Birdwatching and Lifelong Learning 34:08 Updating the Website 37:39 Resources for Educators 39:49 Closing Remarks and Acknowledgements ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife 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 ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife

  --------  

  43:43
• Why do airplanes make you gassy?

  #211 Melissa and Jam delve into the chemistry behind increased flatulence on airplanes. They explore how changes in air pressure affect gas expansion in the human body, leading to more frequent gas release during flights. The discussion covers the physiology of high altitude flatus expulsion (HAFE), personal anecdotes, and practical advice for managing this phenomenon. Additionally, they touch on how airplane cabin air is regulated and hint at more topics related to airplane air quality in the next episode. 00:00 The Unpleasant Reality of Airplane Odors 01:02 Introducing the Chemistry Behind Airplane Gas 01:51 Meet the Hosts and Episode Dedication 02:30 Listener's Question: Why So Gassy on Flights? 03:47 Exploring Air Pressure and Gas Expansion 05:59 The Science of Airplane Cabin Pressure 15:02 Personal Stories and Practical Examples 18:15 Balancing Safety and Comfort in Airplane Cabin Pressure 19:33 The Impact of Carbon Filters on Airplane Seats 20:02 Personal Anecdotes: The Struggles of Holding in Gas 22:53 The Science Behind Gas Pain and Altitude Sickness 29:53 Travel Tips and Memorable Plane Stories 34:41 Wrapping Up and Listener Engagement ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife References from this episode: 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 ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★ Check out our website at chemforyourlife.com Watch our episodes on YouTube Find us on Instagram, Twitter, and Facebook @ChemForYourLife

  --------  

  38:58

Weitere Wissenschaft Podcasts

Trending Wissenschaft Podcasts

Über Chemistry For Your Life