About: formation of coal in hindi (part-1)
Sr electricity bnati kaisw h
ye wistle marna band kr bhai...
how can we make model on it😶.. as I have to make model on this for my hhw
what is meant by nitro fuel
Plz tell how petroleum is formed.
Excellent work 👌
Nice vedio,keep making more
good job bro
Informative Video :)