Lesson 7 of 8 • 10 upvotes • 6:00mins
detailed analysis of petroleum and natural gas in hindi
8 lessons • 49m
Course Overview (in Hindi)
2:29mins
Synthetic Fibre and Plastics -Part 1 (in Hindi)
7:18mins
Synthetic Fibre and Plastics -Part 2 (in Hindi)
7:10mins
Material: Metal and Non Metal (in Hindi)
7:06mins
Combustion and Flame (in Hindi)
7:06mins
Coal and Petroleum- Part 1 (in Hindi)
5:25mins
Coal and Petroleum- Part 2 (in Hindi)
6:00mins
Pollution of Air and Water (in Hindi)
7:13mins