Basics to understand impurities and related substance | voice of kayani

[@ashoksarkar7951]

Very good teachings sir

[@nirajsalvi9786]

Thank you sir lot of concepts clear Your are great teacher 👍👍👍😊😊

[@AshuKaushal-o4f]

Sir plz realted ubstances ki calculation ki ek or video bnaya

[@voiceofkayani5419]

Ok dear

[@ashoksarkar7951]

Sir what is solution B

[@voiceofkayani5419]

You will see the video on this question soon ...