#sizing agent

• Sizing agent — A chemical substance or macromolecular colloidal preparation (based on starch, gelatin, synthetic resins, or cellulose derivatives) used in the industrial or household finishing of fabrics; it also defines the protective film resulting from applying this substance, serving to provide textile materials with structural stiffness, luster, smoothness, and resistance to dirt or wrinkling.
• Female starcher — A skilled female worker in a textile or garment factory who executes the operations of starching, sizing, and finishing fabrics or clothing components. As an adjective, it represents the feminine plural form of the word 'apretor', defining industrial substances, machinery, or installations designed for stiffening, impregnating, or final processing of yarns and materials.