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The dirt on the surface of the copper, the oil can be easily cleaned, the patina is generated by the oxidation of copper, which can be scrubbed with acid, the effect of sulfuric acid is very good, if there is no hydrochloric acid, you can also use the most common acetic acid, pickling rust is to remove rust by chemical reaction.
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You can add some water, or brush it on it with a brush, and the paper on the copper can be removed immediately without any problems.
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If it's just plain paper, soak it with water and you can remove it, and if it's glued on the back, you can heat it with a hair dryer and take it off easily.
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You can soak it in water and then brush it several times with a brush, so that it can be brushed cleanly, and this paper is also very easy to brush.
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If you want to hurry, use a cotton swab dipped in hydrochloric acid to rub, and it will be bright when you wipe it, and wipe it several times.
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If you just want to remove the above, you can use some small tweezers or something, and then scrape it down, and the surface of the copper will not be damaged.
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There is paper on the copper and clean it directly, and the paper is still relatively easy to clean or wipe.
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There is no good way to do this at the moment, because if you burn it, some discoloration may also occur, which will affect its color.
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Quickly chase you clean, this one can be cleaned with a cleaning agent specially cleaned.
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Summary. To remove the dirt on copper products, you need to prepare: white vinegar, water, rags, and the specific cleaning steps are as follows:
1. First of all, you need to drip an appropriate amount of white vinegar on the copper products.
2. Next, use a rag to wipe clean and remove discoloration and dirt.
3. Then rinse the copper products with clean water.
4. Wipe it with a clean and soft rag below.
5. Finally, the dirt on the copper products is cleaned.
How do you clean the copper, the dirt on it?
To remove the dirt on copper products, you need to prepare: white vinegar, water, rags, and the specific cleaning steps are as follows: 1. First of all, you need to drip an appropriate amount of white vinegar on the copper products.
2. Next, use a rag to wipe clean and remove discoloration and dirt. 3. Then rinse the copper products with clean water. 4. Wipe it with a clean and soft rag below.
5. Finally, the dirt on the copper products is cleaned.
Copper products in life, such as spoons and other cooking utensils, jewelry, musical instruments and ornaments at home, often change in color after a long time, and a little longer will see scars on the patina, etc., then it needs to be cleaned and maintained, but before the action needs to determine the production process of copper products, such as full copper or copper plating, if a layer of copper is plated on the surface of the item, so that when cleaning, you need to pay attention to carefully scratching the copper surface, affecting the appearance. You can use a magnet to get close to the copper product, if it is absorbed, it proves that it is a copper-plated product, because the copper itself will not be attracted by the magnet, there must be the presence of other metals to attract the magnet; Otherwise, it is a copper product. There is also a situation whether the copper products have been polished or painted, and the painted copper products can be rinsed with clean water.
For products that already have patina, you can take sawdust, talcum powder, wheat bran, add vinegar and stir it into a paste according to the ratio of 3:1:3, apply it to the patina, dry it naturally, and rinse it with water to remove the patina.
Or use a brush to stick kerosene to wipe the patina, then use tooth powder to wipe the surface of the patina, and then rinse with water to remove the patina. The simplest is to use vinegar, vinegar is acidic, but not strong, after sticking vinegar with a cloth, stick a little salt to wipe the surface of the patina, and then rinse it with water to remove the patina. The above methods can be tried from simple to difficult, and if one does not work, change to the other, which is generally effective.
For products with dark and black copper surfaces, you can touch a little tomato sauce on a dry cloth to wipe the gray surface of copper products, and then rinse with water to brighten the copper surface.
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1. Alkaline water soaking: soak the blackened copper in alkaline water, because the copper is blackened due to acid corrosion in the air, so it is very effective to clean it with alkaline things. Sodium hydroxide is the strongest cleaning strength among all alkaline detergents, so soaking in alkaline water for 1 hour can eliminate black things, and using a clean soft cloth to absorb water can restore the bronze's luster.
2. Talc: Talc powder can also remove the black things on the surface of the copperware, and at the same time it can also make the copper brighter.
3. Special cleaning agent: The use of cleaning agent can also clean the blackened copper, and the cleaning agent is safe and effective.
4. Soapy water: Soapy water is an alkaline detergent, which can help us remove oxides on the surface of copper.
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Add lemon slices to water, heat until the water is bubbling, turn off the heat and soak for 10 minutes, which can soften the surface adhesions. Then wash with a soft sponge and wipe vigorously. Prepare the salt and vinegar solution, add salt to the empty bowl, add white vinegar, stir evenly and set aside.
Find a soft cloth for cleaning and wipe the copperware, wipe it again to restore the brightness, and after all the wiping is completed, wash it with water, and wipe the water clean with a dry towel. <
Add lemon slices to water, heat until the water is bubbling, turn off the heat and soak for 10 minutes, which can soften the surface adhesions. Then wash with a soft sponge and wipe vigorously.
Prepare the salt and vinegar solution, add salt to the empty bowl, add white vinegar, stir evenly and set aside. Find a soft cloth for cleaning and wipe the copperware, wipe it again to restore the brightness, and after all the wiping is completed, wash it with water, and wipe the water clean with a dry towel.
To make a cleaning bag, wrap the soaked tea leaves and ginger slices in a piece of gauze. Wipe the copper directly with a cleaning bag, and finally rinse it with clean water, and then dry it with a dry towel.
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