Silver blackens from high humidity, sweating when it come cosmetic products containing sulfur. At home, the silver can be cleaned using special tools, it can be purchased in a jewelry store. But if you want to clean silver, immediately and quickly come to the aid of improvised means.
Cloth made of wool dipped in ammonia and wipe our silverware. At home you can make a cleanser in a glass of water add a tea spoon of ammonia, hydrogen peroxide and a little liquid baby soap. Put silverware in 15 minutes, then wipe the product with a cloth microfiber. Put silver jewelry, requiring cleaning, the resulting solution for at least 15 minutes (see result, the time depends on level of contamination). When the visible result you want, remove the silver from the water and wipe with a microfiber cloth.
Another interesting way of cleaning for which you boil the potatoes, drain the water into another bowl on the bottom to put the foil when cool silver sinks to 5 minutes. If the silver without the stones, then clean it in a special solution. In a glass of water dilute a tablespoon of baking soda and boil. The solution begins to boil you drop the foil with the silver. Noticing that silver brightens turn off the stove and rinse the silver under running water.
Also vinegar will help to remove black stains from silver jewelry. Heated nine percent vinegar and drop it in the product. After some time remove the silver and wipe with cotton or chamois. There is a way that afford every owner the saline solution at the rate of 1 teaspoon of salt in a glass of water. Boil this solution silver for 15 minutes. Pull products out of the water and wipe dry with a dry cloth.
Source: /users/147