Hohenstein has announced that it is joining the ZDHC (Zero Discharge of Hazardous Chemicals) Roadmap to Zero Programme. Hohenstein is an international accredited testing laboratory whose work mostly involves the testing and certification of textiles. The goal of the ZDHC Roadmap to Zero Programme is to eliminate the use of priority hazardous chemicals by focusing on the Manufacturing Restricted Substances List (MRSL) and conformity guidance, wastewater quality, audit protocol, research, data and disclosure, and training.