How dull metals are shined by rubbing
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☺⬆️How dull metals are shined by rubbing. Ask for details; Follow · Report. by ShaikhMehvish134 48 seconds ago.⬆️
☺⬆️How dull metals are shined by rubbing. Ask for details; Follow · Report. by ShaikhMehvish134 48 seconds ago.⬆️
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Most metal surface looks dull because they are covered with the network , polishing consists of rubbing the metal surface with fine abrasives, the covering of the metal has taken off that's why they are shined after rubbing.
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