If your copper pieces are on display, keep them away from direct sunlight and humidity. Prolonged sun exposure and moisture ...
Make your jewellery collection glitter and gleam with these simple at-home cleaning hacks ... rather than boiling, water. “Copper and brass tarnish very easily and are most likely to turn ...
Vinegar can damage soft-plated jewelry and strip away gold-plating. However, it's possible to use vinegar to clean hard metals such as copper and brass. Avoid vinegar if you do not know what metal ...