Cleaning coins – is a method of removing surface dirt particles coins soil, dust, traces of metal oxidation. Of course, it is easier to remove from the surface of the dirt and dust just coin washing with warm tap water. But you need to clean the oxidation tricky. The more so because of the different alloys coins require separate treatment.
Modern coins do not require special cleaning methods. First, one can use a toothpaste, but may be less scratched. Another good method of cleaning of ammonia. To do this, you need a coin under water wipe soda, then with a cotton swab dipped in ammonium chloride, soda and again. But still a great tool – Coke, dirt removed from coins excellent. You just need to leave for the night in this liquid morning coins and wipe with a cloth, the effect is stunning.