preparation of ferrous ammonium sulphate## फेरस अमोनियम सल्फेट## Manoj vishwakarma#

[@Bhakatuwadde]

thank you sir

[@Mr.Jaydeepvishwakarma]

🎉👍

[@NehaTiwari-fw3ck]

👍

[@Jaydeepvishwakarma1234]

🎉,👍👍

[@kiranshaw7431]

🙏🙏👌👌

[@PintuSahu-di7ru]

Nice 👍

[@Tufanfliper]

Nice video sir

[@Prajuuuuuuuu]

Thank you so much sir 😊🌸💜

[@NandaniRatre-d1y]

Best class

[@shatkumar5625]

Bhai thunb nail galt hi sudhar lo....mohr salt hi mother likha gya hai ..

[@profmksir]

Ohh ha brother