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Yellowness Index Determination Using a Mobile App

Springer water 2020
Sara Ortiz-Montosa, Bárbara Abaroa-Pérez, Daura Vega-Moreno

Summary

Researchers explored using a mobile app to measure the yellowing of microplastics as a proxy for their degree of weathering and chemical degradation, potentially offering a low-cost field tool to estimate how long plastic particles have been exposed to environmental conditions.

Microplastics are one of the most abundant category of marine rubbish, and given the pervasiveness and persistence of the material, they are a growing threat to marine organisms and ecosystems [1], with very much higher concentrations of POPs in them than in the...

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