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Cellulose nanofiber-coated delignified wood as an efficient filter for microplastic removal
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Delignified and surface-engineered wood for microplastic removal in water treatment
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Scientists turned ordinary wood into a powerful, reusable filter for removing microplastics from water by stripping out its natural glue-like lignin and coating it with a special charged compound. In tests, this modified wood captured up to 99% of common plastic particles (like those from packaging and PVC pipes) and kept working well even after repeated use. Since microplastics are increasingly found in tap water and are linked to potential health risks, this cheap, plant-based filter could offer a practical way to make drinking water safer.
The Efficacy of Polypropylene Glazed Felt as a Filtration Medium for Microplastics and Nanoplastics.
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Researchers evaluated polypropylene glazed felt as a low-cost filtration medium for removing microplastics and nanoplastics from water, examining how fiber structure and surface properties influence capture efficiency across a range of particle sizes.
Metal-Organic framework-based Wood Aerogel for Effective Removal of Micro/Nano plastics
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A zinc metal-organic framework composite grown on wood aerogel fibers (ZIF-8@Aerogel) achieved removal efficiencies of 91.4% for PVDF nanoplastics and 85.8% for polystyrene nanoplastics from simulated water and seawater. This durable, high-performance material offers a promising route for capturing nano- and microplastic particles that conventional water treatment processes cannot effectively remove.
Microplastic Degradation and Management Via Nanomaterials
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Researchers reviewed nanomaterial-based strategies for microplastic degradation and management, covering photocatalysis, adsorption, and membrane filtration approaches that exploit the high surface area and reactivity of engineered nanomaterials. These methods offer a path toward actively breaking down microplastics rather than simply capturing them, which is critical for reducing the long-term accumulation of plastic particles in ecosystems and human bodies.
Nanoparticle in Removal of Microplastics
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Scientists found that tiny particles made of nickel can soak up microplastics from water, removing up to 83% of them in lab tests. This matters because microplastics are showing up in our drinking water, food, and even our bodies, and this cheap, eco-friendly method could one day help water treatment plants filter them out before they reach our taps. That said, this is early-stage lab research, so more testing is needed before it becomes a real-world solution.
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