4.7 • 4.6K Ratings
🗓️ 24 February 2025
⏱️ 134 minutes
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0:00.0 | What have you been interested in recently? You're always learning new stuff. |
0:03.0 | Yeah. I think most recently I've had a real interest in ultra-process foods, in plastic, microplastics. |
0:12.0 | They're associated chemicals, what they're doing to human health. That's been my latest obsession. |
0:17.9 | Okay. Microplastics. Teach me about them. What do they do? So, microplastics. Teach me about them. What are they? What do they do? |
0:23.2 | So microplastics, I mean, we're all familiar with plastic. You know, if you take a look in your |
0:28.0 | refrigerator or your pantry, I mean, almost everything is packaged in some kind of plastic container. |
0:33.6 | Plastic breaks down over time, right? So things that can accelerate that breakdown would be like heat, exposure to oxygen. And so that breakdown sheds plastic particles into whatever is being contained in that plastic container, food, beverages, whatever. So microplastics, they sort of vary in size |
0:57.3 | anywhere between five mic, so five microns or micromilometers to 100 nanometers in size. And when |
1:07.0 | they're like five micromillomometers, that's like something that would be equivalent |
1:11.9 | to a size of like a grain of rice. You can see it. When you get down to the hundred nanomaler |
1:16.4 | range, I mean, that's like a thousand times smaller than a grain of rice. So you're not going to see it, |
1:20.6 | right? And that's honestly, those are actually technically nanoplastics, but we all just kind of |
1:26.6 | call them microplastics just for |
1:28.3 | simplicity. And these microplastics are getting into food as we consume whatever food they're |
1:37.1 | contained in, whether it's a beverage or, you know, disposable food, you're digesting it, and they can be absorbed, right? Now, not all of them |
1:46.9 | are absorbed. I think, you know, there's some studies saying that we basically consume anywhere |
1:52.2 | between, you know, hundreds to thousands of particles a day. So how much of that we absorb, |
2:04.3 | not all of it, you know, fraction of it. But it's a lot of particles that we're absorbing every day. And, you know, these microplastics are in our water. So water |
2:11.6 | is contaminated with them. If you think about water treatment plants, you know, wastewater |
2:16.8 | treatment plants are treating the water for pathogens, right, viruses, bacteria. |
2:22.7 | They're not treating them for plastics that are getting into the water. |
2:26.7 | And our water sources are contaminated for a variety of reasons, not to mention if you're, you know, turning on your faucet and getting water through the sink |
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