Metallurgy 8|| Extraction of copper from copper pyrites,Bessimerisation|| For 12th board,IITJEE,NEET

[@shaikadil2184]

Nice explanation for board exam thank you

[@sarlasoni3935]

Best explanation

[@nebadire]

tu behot acha teacher h

[@pragyakushwaha9695]

Ap bhut acha padhate h

[@dreamssc6829]

Mast sir ji

[@Bhababu143]

Thanq sir

[@umamishra7757]

Sir plss make more videos and cover p block😅😊

[@dreamssc6829]

Roults law cover kijiya