1) prepare down the factors to be considered in orientation of Residential buildings to achieve sanitation in buildings?
2) Describe why refuse should to not be dumped near any house.
3) Sketch the neat and suitable sketch of a combination closet.
4) describe the term “Water seal” and prepare down its means function.
5) What do you mean by Bio-chemical oxygen demand?
6) prepare down the three systems with neat and suitable sketches
7) Describe the three systems of sewerage in detail.
8) What do you mean by “Break point chlorination?”
9) “Disposal of Town refuse can also earn money back by appropriate methods” – Describe in detail.