Name the following :
1.Two chemicals used to disinfect water:
2.Two things that can be made from the sludge extracted during sewage treatment :
3.Two diseases caused by drinking contaminated water :
1.Two chemicals used to disinfect water:
2.Two things that can be made from the sludge extracted during sewage treatment :
3.Two diseases caused by drinking contaminated water :
Add an Answer
More Questions From This User See All
Answers & Comments
2.Don't know
3.Cholera And Typhoid