Silver is characterized by its great flexibility compared to other metals which makes it more susceptible to damage scratching and staining which requires careful polishing to preserve it and this may be done by easy home methods without the need for the help of a silver jeweler and one of the methods is:
Dull silver can be polished by boiling a liter of water with a tablespoon of baking soda and tin paper and immersing the silver pieces in the mixture for 10 seconds while the time can be increased if the silver is very pale then the silver piece is removed from the solution with the help of kitchen tongs. If the silver is still dull and matte it is recommended that you mix a quarter cup of baking soda with two tablespoons of water to make a dense paste spread over the silver using a damp sponge then rinse and dry
Silver pieces that have corners in them can be polished to get rid of their oxidized surface by soaking them with a solution containing salt and soda carbonate in the following way: