GlossaryBleachEditorial | MarcJanuary 6, 2010June 5, 2019 by Editorial | MarcJanuary 6, 2010June 5, 20190275 A chemical that is needed in the process of fading denim. Typically, either sodium hydrochloride or potassium permanganate is used. Source: Nouvelle de Nîmes Nº 5:...