How to clean copper jewelry

Copper is seen to be used in many fields including jewelry. As it is not difficult to clean and restore this kind of metal, everyone is able to learn the essential skill to clean it. Here are some tips for you to do the cleaning of copper jewelry:
Cleaning Copper by Boiling.
Put some water, one tablespoon salt and one cup vinegar in a pot and boil it. Place the copper item in the cleaning solution and put it in the pot for several hours. Then take it out and cool it. After rinsing, dry it with soft cloth. Avoid using a pan containing zinc, for it will cause a reaction with the acid formed by the salt and vinegar, which changes the copper as well.
Removing Tarnish from Copper.
Firstly wash the item with warm water and dry thoroughly. Using the soft cloth, apply a small amount of the cleaning solution to the tarnished areas. Work the cleaning solution onto the copper jewelry by rubbing quickly with the soft cloth. Rinse away the cleaning solution well with clean water. Dry the item thoroughly using a clean soft cloth. Buff the copper to restore its original luster.
Additional Tips and Advice.
Abrasive cleaner or steel wool is forbidden to clean copper. Polishing copper surfaces with a soft cloth and beeswax can help keep a lasting copper shine. High heat and moisture are enemies of copper jewelry and should be avoided.
With the ways listed above, you can keep the luster bright of copper jewelry all the time.