Improve Britannia metal meaning in Urdu

Is there any meaning of the word britannia metal that needs an edit? Please click that meaning to rewrite it.

ایک دھات جس میں سو حصے ٹینآٹھ حصے سرمہ

Is there any meaning of the word britannia metal that needs to be removed from the list? Please click that meaning to mark it for deletion.

ایک دھات جس میں سو حصے ٹینآٹھ حصے سرمہ

Do you want to add a new meaning, definition, and a sentence of the word britannia metal? Please feel free to add.