E-400 ANSWER: Primary and secondary wastewater treatment
{"Image DocumentName": "E-400 ANSWER: Primary and secondary wastewater treatment", "Image ImageDescription": "QUESTION: What are the physical processes that remove large floating objects and solids followed by biological and chemical processes to treat sewage?", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}