Akwai abubuwa da yawa don kayan ado, ba ruwan su da maza ko mata, kamar azurfa s925, ainihin zinare, yumbu, itace, bakin ƙarfe, titanium, da tungsten carbide. Ina tsammanin mutane da yawa zasuyi mamaki cewa menene ya bambanta da tungsten karfe, bakin ƙarfe da titanium? A nan bari mu bambance t ...
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