Improved plastics recycling thanks to spectral imaging

Near infrared hyperspectral imaging of samples of plastics and their classification as a function of type of flame-retardant: 1,2,5,6,9,10-hexabromo-cyclododecane, HBCD (red); 3,5-tetrabromobisphenol A, TBBPA (yellow); Pentabromophenyl ether, Deca-BDE (green); and reference, REF (blue).*

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