Than to clean coins?

Cleaning coins - this is a responsible and difficult occupation, which is better to entrust to professionals, because inept cleaning can worsen the appearance of the coin, which is completely undesirable, especially when it comes to old, expensive samples. But if we are talking about improving the appearance of coins at home, we can recommend several of the most effective methods. So, how can you clean coins?

How to clean coins by electrolysis?

If there is a question: how to clean old coins, then electrolysis can be the best solution, since it without aggressive mechanical action effectively destroys the plaque and patina, which can cover the coin. To carry out this operation, you need any medium power unit that you can purchase from a store or use an existing power supply from an appliance. On the "minus" of the block is to place a coin with the help of an ordinary crocodile, and to plus it is good to attach any massive iron thing. Further, the ends are lowered into a container with water, into which salt is poured. Further through the liquid is passed a small current in strength: thus, the coin is cleared.

How to clean the coins with citric acid?

Citric acid is also an effective way to give your old collection or new, slightly worn coins a presentable appearance. This acid is organic and quite strong, it effectively destroys virtually all types of plaque. According to the prescription in a glass or about 250 ml of water, you need to add from 1/3 to ½ tablespoons of citric acid. Proportions are approximate, since each numismat himself determines a unique and most satisfying recipe. Then you should immerse the coin in the resulting solution and start removing the contaminants. For this we need a cotton swab or toothpicks. The first easy to remove the separating soft dirt, but toothpicks are useful when you need to clean hard, petrified build-ups.

How to clean the coins with soda?

Soda is perhaps quite an aggressive material that is used to clean coins, since the abrasive substances in its composition can severely scratch your coin. In order to minimize damage from the effects of the substance, it is necessary to prepare a slurry from it, mixing a certain amount of soda with ordinary water. After that, you need to take it on a rag or cotton pad and lightly rub a coin. It will become shiny and look like new.