This volume in the WHO Food Additives Series contains monographs prepared by the 31st Joint FAO/WHO Expert Committee on Food Additives, which met in Geneva in 1987. The monographs examine four groups of substances: enzyme preparations; smoke flavorings; food colors (beet red, canthaxanthin, carbon black, citranaxanthin); and glutamic acid and its salts. Four appendices give further information, including acceptable daily intakes. As with earlier volumes...