Copper Tea Set Cup Handmade Pure Copper Tea Cup Goblet Copper Thickened Handmade Water Wine Cups Coffee Cup Set Tea Set

Manufacture Country: China Label: Yes Washing Care: Hand washable Condition: new Reusability : Reusable Care instructions : Hand Wash Only Material types not included : BPA,Cadmium,Lead ,,Disposable

EU,FCM,CIQ,EEC,LFGB Model Number : K666 Material : Metal Quantity : 1 pcs Type : Teacups Drinkware Type : Cups Saucers We are Manufacturer,welcome to make the order,we sure ship all on the day you make the order.  Causes of copper oxidation Why does copper turn black How to clean blackened and oxidized copper ware Because copper ions are very unstable. So it's easy for copper to oxidize (blacken) and green (green or blue powder). The purer the copper, the faster the oxidation blackening. Copper oxide is non-toxic and does not affect the use and function. If the copper is oxidized and blackened. You don't need to worry, you can soak it with vinegar and salt, and then wipe it with steel ball dipped with detergent to regain its bright luster. If you don't maintain it properly or don't use it for a long time, you will see the emerald green. It is recommended that you use sandpaper to polish off the emerald, so that it can be used normally. The newly bought copper ware does not need special treatment. It can be used after washing. Pay attention to wipe the water on it as much as possible after using it every time. It is recommended to use napkin or cotton cloth with good water absorption, and then put it in a dry place. Copper heat conduction is fast, heat dissipation is also fast, the use of the process should avoid scalding. What's the difference between copper and brass Red copper is pure copper, also known as red copper, soft texture, copper content of more than 9%. Brass is an alloy of copper and zinc with high hardness. Cleaning method of copper ware 1,Soak in salt and vinegar, white vinegar or vinegar 2,Wipe with steel ball and detergent 3,Wipe back and forth until it's polished 4,After cleaning, dry the water and ventilate This method is suitable for any copper ware