#shorts اسرار الذهب 13 )الذهب و النيكل)

#shorts اسرار الذهب 13 )الذهب و النيكل)
لماذا ترفض دول اوربا التعامل بالذهب المضاف الية نيكل ؟
وما هي المشكلات الناتجه عن وجود النيكل مع خام الذهب او مع المنتج
Let's Keep in touch
Dr/ Karam Mosaad Ahmed Mohammed Farag
professor assistants/Art Education college/Helwan university
jewelery creator & trainer
00201094020663 _ 00201275266733
My facebook profile: https://www.facebook.com/karam.mosaad
My facebook page: https://www.facebook.com/%D8%AF-%D9%83%D8%B1%D9%85-%D9%85%D8%B3%D8%B9%D8%AF-jeweler-creator-dr-karam-mosaad-109478549238234
My Instagram: . https://www.instagram.com/invites/contact/?i=13ajh3j0zlp2d&utm_content=1hecd83
My YouTube channel: https://www.youtube.com/channel/UCfEosLbplP2QBnEkqSMR8Ag
telegram: group Karam Mosaad jewelry design
https://t.me/Karammosaad2020group
https://www.behance.net/karammosaaddr
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