Contents:
- Basic cleaning methods
- How to clean copper coins at home?
- Brilliance of copper products
In modern life, a huge number of products made of copper, which over time under the influence of various factors become dark and even somewhat cloudy. Learn from this article how to clean copper, without damaging the structure of the entire product.
As you know, products from copper have long been recognized by connoisseurs as quality and reliable things. On the basis of a copper alloy,
- dishes are made;
- jewelry;
- decoration items;
- electronic parts;
- coins;
- figurines.
All these products are not only elegant looking, but also quite durable in operation. Despite their luxurious appearance, many copper objects have a positive effect on the state of human health. So, people with pronounced diseases of the heart and blood vessels are recommended to wear bracelets made of copper alloys. At the same time, there is often a process of normalizing blood pressure and improving well-being.
Basic cleaning methods
Despite the positive side of using copper products, over time, they may appear dark or green coatings, resulting in a loss of brilliance. To return the product from copper the original appearance, you can use some secrets of cleaning it at home.
- Method number 1
In order to clean the favorite copper product, it is necessary to take a small container with hot water, add a little of any cleaning agent and put a sponge or a soft rag into the solution. Then with this sponge, gently rub the copper product, and then lower it into another container of clean water. In such a simple way, it is possible to rid the copper product of minor contaminants.
- Method number 2
To clean the object from copper at home, perfectly suited freshly squeezed lemon juice. They need to rub the copper product, and then rinse with warm water.
- Method number 3
You can clean the copper with a traditional tomato ketchup. Extrude the necessary amount of ketchup in a deep bowl and lower the copper product into it. Hold for about ten minutes, then remove and rinse thoroughly in warm water. The object of copper will look new.
- Method # 4
If a dark spot appears on your favorite household item from a copper alloy, dip it into a weak vinegar solution, where two tablespoons of table salt were previously dissolved. Then put the container with the product in the vinegar solution on a fire and boil for ten minutes. Under the action of acetic acid and the hung temperature, the process of dissolution of oxides that appeared on copper will begin. Then remove the product and allow it to cool. After this, lower it for a while in clean water, and then dry it with a soft cloth.
Council
Use these methods of cleaning copper products should be after pre-testing the method on a small surface of the product in order to identify the nature of the reaction of the metal to the cleaning agent. If, as a result, no changes occur, you can safely clean the product further.
How to clean copper coins at home?
In order to clean copper coins from perennial contaminants and oxides, you can use the following methods.
- Method number 1
If a yellow coating appears on the surface of copper coins, copper is likely to come into contact with a closely lying lead. Clear coins from such plaque can be by simply immersing in a ten percent solution of acetic acid. You can prepare it yourself by simply mixing one part of acetic acid with nine equal parts of clean water. After dissolving the plaque, the coin should be removed and rinsed with warm water.
- Method # 2
If a reddish tinge appears on your copper coins, you can get rid of it with ammonia. Cleaning is as follows: the coins are lowered into a pre-prepared ammonia solution( a liquid ammonia solution) of a five percent concentration. After a while, reddening of the solution can be observed by dissolving a reddish coating. Sometimes it is necessary to leave the products in such a solution for several hours in order to restore them to their original appearance. After this, the coins must be washed with clean water and wiped dry.
- Method number 3
If copper plaque as a result of long-term house storage began to appear a greenish touch, you can clean it as follows: pour one tenth of citric acid into a glass and pour water of room temperature to the edges of the glass. In the resulting solution you need to put your coins and observe what is happening. Under the influence of an acidic medium, a greenish coating will begin to move away from the walls of the coin and color the entire solution in the appropriate color. As soon as the entire plaque departs from the copper coin, it must be removed from the glass and rinsed well in warm water. Then it is desirable to polish the coin a little, to give it a sparkling appearance.
Brilliance of copper products
Often ordinary people are interested in the banal problem of cleaning copper to give it an original shine. Here are some effective ways with which you can achieve the desired result.
- Method number 1
To give glittering gloss to copper objects, they should be rubbed with a mixture consisting of equal parts of flour, table salt and acetic essence. After that, the cleaned copper objects should be thoroughly rinsed with running water and wiped dry.
- Method number 2
You can restore the luster to copper objects using an ordinary black and white newspaper. Fold it in a small lump and polish them tarnished products. Everything will shine again!
