Lenzing, Birla Cellulose and Isko have signed up as new contributors of the Zero Discharge of Hazardous Chemicals (ZDHC) group. The three new contributors bring the total number to 95, comprising three categories: 24 signatory brands, 56 value chain affiliates and 15 associates. All the three new contributors will join as value chain affiliates from the textile industry. ZDHC stressed that the involvement of Lenzing and Birla Cellulose, two fiber producers, marks a significant expansion of the program into the area of raw material production. Meanwhile, Isko, a denim manufacturer, is ZDHC's first contributor from Turkey. By joining ZDHC, companies commit to best practices in chemical management and to the adoption and implementation of ZDHC tools. ZDHC aims to eliminate the use of priority hazardous chemicals in the global textile, leather and footwear value chain by focusing on the following areas: Manufacturing Restricted Substances List (MRSL) and conformity guidance, wastewater quality, audit protocol, research, data and disclosure, and training.