Gold refining process and making 24carat gold

Indian style of refining gold...

[@R_Wijaya]

Mantap... 🙏🙏

[@rubelchakraborty7587]

Fire (aag) cola (barte) kase banata ha 1video

[@user-so9nj3yi8e]

كيف صنعت هذا الموقد كم الفراق الي تحت

[@AyazGuddu]

Aap no dijey

[@massimilianoilardi3571]

Ciao ho visto che ai messo il silver e il metallo giallo Copper perché diventa 24 karati

[@gold_extraction79]

فين الصوت المحتوى من دون صوت ماله قيمه

[@gold_extraction79]

Can you explain your steps ?

[@desitadka3158]

For sure