Sizing or size is any one of numerous specific substances that's applied to or incorporated in other material, especially papers and textiles, as a protecting filler or glaze. Sizing is used in papermaking and textile manufacturing to change the absorption and wear characteristics of those materials; it's used as a surface preparation for gilding; and it's used by painters and artists to prepare paper and textile surfaces for some art techniques. Sizing also refers to the process of including or… (More on Sizing)