The addition of metallic salts to silks to increase the mass and impart a firmer handle.
Textile Resource (http://www.textile.org.uk)
A process by which the weight of a fabric is increased by impregnating it with mineral salts, starch, or other materials. This process was often used on yardage that was sold by the pound (e.g. silk).
Textile Links (http://www.textilelinks.com)
