Fragmentation of polypropylene/polyethylene terephthalate (PP/PET) polymer blends and generation of micro and nanoplastics: Effect of compatibilization

Experimental and Computational Validation on the Degradation Processes of Polyethylene Terephthalate Microplastics by Mineral Acids and Thermal Treatment

Degradation of Plastics and Formation of Primary and Secondary Microplastics

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This review paper explains how everyday plastics like grocery bags, food containers, and water bottles break down into microplastics (tiny plastic pieces smaller than 5mm) through sunlight exposure, heat, weathering, and other natural processes. This matters because as plastic waste breaks down in the environment, it releases these microplastics, along with potentially toxic chemical byproducts, that can end up in our water, food, and air, raising concerns about long-term health effects that scientists are still working to fully understand.

Micro- and Nanoplastics in Environment: Degradation, Detection, and Ecological Impact

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Researchers review how micro- and nanoplastics degrade, spread, and accumulate across ecosystems, synthesizing evidence of ecological harm at multiple levels of the food chain and warning that their near-invisible size makes them especially difficult to monitor and regulate.