TECHNICAL SUPPORT DOCUMENT TO THE DEVELOPMENT OF THE SOUTH AFRICAN SLUDGE GUIDELINES: VOLUME 5: REQUIREMENTS FOR THERMAL SLUDGE MANAGEMENT PRACTICES AND FOR COMMERCIAL PRODUCTS CONTAINING SLUDGE. Download - Stars (0) 380 Downloads Owner: Hendrick Manaiwa Version: 1.0 Last Updated: 22-09-2020 9:36 DescriptionPreview Posted in Uncategorized.