Gouache tubes and a "Chinese white" tube was added to boxes for this purpose. Later that century, for decorative uses "poster paint" was mass-produced, based on the much cheaper dextrin binder. It was sold in cans or as a powder to be mixed with water. The dextrin replaced older paint types based on hide glue or size. During the twentieth century, gouache began to be specially manufactured in tubes for more refined artistic purposes. Initially, gum arabic was used as a binder but soon cheaper brands were based on dextrin, as is most paint for children. A relatively new variation in
Gum arabic interval between processing of the plate and its use on a printing press. Gum arabic is used in the food industry as a stabilizer, emulsifier and thickening agent in icing, fillings, soft candy, chewing gum and other confectionery and to bind the sweeteners and flavorings in soft drinks. A solution of sugar and gum arabic in water, gomme syrup, is sometimes used in cocktails to prevent the sugar from crystallizing and provide a smooth texture. Gum arabic is a soluble dietary fibre, a complex polysaccharide, primarily indigestible to both humans and animals. It is considered non-toxic and safe for human