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Plastic pellets, powders, and flakes - A key source of microplastics to the environment: Fate, effects, and mitigation strategies
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Tiny plastic pellets, powders, and flakes used to make everyday plastic products are spilling into our environment during manufacturing and shipping, breaking down into the microplastics that end up in our water, soil, and food. This review pulls together existing research on how these plastic bits travel through ecosystems and outlines ways to stop the leaks before they happen, which matters because reducing microplastics at the source is one of the most effective ways to limit our long-term exposure to them.
This document is part of a series on key sources of micro- and nanoplastics to the environment.Paint: https://doi.org/10.5281/zenodo.20544299Pellets: https://doi.org/10.5281/zenodo.20544611Textiles: https://doi.org/10.5281/zenodo.20544594Tyres: https://doi.org/10.5281/zenodo.20544502Cosmetics: https://doi.org/10.5281/zenodo.20544650
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Plastic pellets, powders, and flakes - A key source of microplastics to the environment: Fate, effects, and mitigation strategies
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This report reviews existing research on tiny plastic pellets, powders, and flakes—raw materials used to make plastic products—which spill or leak into the environment at nearly every stage of manufacturing and shipping, breaking down further into microplastics. These particles can end up in soil, water, and eventually the food chain, adding to growing concerns about human exposure to microplastics, though more research is needed to fully understand the health effects. The takeaway: better handling and containment during plastic production could meaningfully cut down on one major, often-overlooked source of microplastic pollution.
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