Gingerbread ingredient could recycle cotton-poly blends

November 1st, 2023

A polyester fabric dress is being cut up into small pieces and put in a container with hartshorn salt and a mild solvent. Chemists at the University of Copenhagen in Denmark have learned that an Old World leavening agent used in gingerbread can separate cotton-poly blended fibers. The baking ingredient hartshorn salt, also known as […]

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