A great video lecture conducted by experienced chemistry teacher on 10th class chemistry chapter 15 topic water pollution. Get full understanding or ask any questions.
Water Pollution, ch 15, lec 15.4, Water Pollution - 10th Class Chemistry
17:14
Domestic Effluents, ch 15, lec 15.4, Water Pollution - 10th Class Chemistry
20:01
Agricultural Effluents, ch 15, lec 15.4, Water Pollution - 10th Class Chemistry
8:45
Effects of Water Pollution, ch 15, lec 15.4, Water Pollution - 10th Class Chemistry
2:41
