Notifications
Clear all
Pollution of Air and Water
1
Posts
2
Users
0
Likes
240
Views
0
20/05/2021 11:55 am
Topic starter
You had investigated the sewage disposal system of your locality in Class VII. Do you remember how the sewage was collected from your home and where it went thereafter?
1 Answer
0
20/05/2021 11:56 am
The underground network of small and big pipes called sewers carries the sewage from the point of production to the point of disposal, i.e., treatment plant.