L 5 | Chemical Water Quality Parameter - Dissolved Solids & Alkalinity | Environmental Engineering
1:09:21
L 6 | Chemical Water Quality Parameter - Alkalinity | Environmental Engineering by Pratik Mishra
1:19:49
Quality of Water | Chemical Parameters | Lecture 7 | Environmental Engineering
1:10:48
L 10 | Chemical Water Quality Parameter - Nitrogen Content - Chloride Content | Environmental Engg.
1:10:27
L 12 | Biological water Quality Parameter | Environmental Engineering | Pratik Mishra
1:19:32
L 7 | Chemical Water Quality Parameter - PH | Environmental Engineering | Pratik Mishra
1:09:49
L 4 | Quality of Water, Physical water Quality Parameter & Color | Environmental Engg.
1:22:04
L 9 | Chemical Water Quality Parameter - Hardness & Alkalinity | Environmental Engineering
1:12:38