WEF/ABC Biosolids Land Appliers' Guide to Preparing for the Certification Examination

This study guide accompanies Association of Boards of Certification?s (ABC?s) recently established Biosolids Land Appliers Certification Program as a means to assist individuals as they prepare for their certification exam. It includes sample questions for the seven core competencies of the two skill levels (Biosolids Land Appliers Class 1 and 2). Each sample question references specific technical resources recommended by ABC. It lists requirements for certification, as well as formulas commonly used for land appliers including conversion factors and a detailed list of abbreviations and acronyms.