Home > File > Wastewater Story > Wastewater Story: View in full screen Chapter 18 of the Science textbook of class 07 More Info Metadata Interactivity Type expositive Reading Level not set Curricular true Educational Subject science Educational Alignment ncf Based on Url not set Source ncert Copyright cc-by-sa 4.0 unported Educational Level upper primary Educational Use ebooks Text Complexity not set Target Audience teachers, students, License:[Source NCERT ]March 22, 2020, 10:14 a.m. Download New comment(s) added. Please refresh to see. Refresh × Comment × × Tags waste aeration aerobic bacteria anaerobic bacteria biogas contaminant sanitation sewage sewer sewerage sludge wastewater More Views Show no. of views Rating 5 4 3 2 1 0
Wastewater Story: