Silver ions are used to prevent infection, so drinking water from a pure silver cup can keep the cup sterile and less bacteria. Usually, drinking water from a silver cup is very beneficial to health, but we need to pay more attention to avoid metal poisoning caused by disharmony between the cup and other substances.
Drinking the water in the silver cup has good health care function and is beneficial to human health. Especially if you make tea in a pure silver cup, silver will dissolve in boiling water to produce silver ions, which not only has the functions of antivirus, sterilization and beauty, but also can improve human immunity.
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Various utensils made of silver as the main raw material can quickly change the electrophysiological characteristics of bacterial cells, destroy their cell structure, disinfect, sterilize and activate cells, and promote the detoxification and health preservation of human body. Accelerate metabolism and enhance disease resistance. Therefore, long-term use of silverware to eat is conducive to enhancing energy and prolonging life.
Silver ornaments can be judged by color or burned. If it's real silver jewelry, it won't change color when burned. If it is fake or inferior silver, the color of the jewelry will turn black after the fire.
Secondly, it is to judge the authenticity of silver jewelry by sound. Because the texture of silver is soft, it is real silver when it is thrown, and it is other metals when it is thrown. Then it can be judged by weighing, because the specific gravity of silver is 10.5, which is much larger than many other metals.
Finally, you can bend silver. Silver with good quality is easy to bend but not easy to break, while silver with low quality is hard to handle and will break when bent.
Baidu encyclopedia-silver