Silver bracelets can be worn to sleep. Ancients often used silver needles to test poisons. Pure silver will turn black when encountering toxic substances. We wear silver bracelets. The black bracelets indicate that there are more toxins in our body. When the pores are discharged from the body, silver bracelets can be worn. Silver bracelets can be worn to sleep. Ancient people often used silver needles to test poison. Pure silver will turn black when encountering toxic substances. We wear silver bracelets. There are more toxins in the body. These toxins are excreted from the body through the pores, and the silver bracelet can be detected. If the bracelet is dark, you can clean it with toothpaste, or you can go to the counter to let the waiter help to clean it, and then put it on again. The higher the purity of silver jewelry, the better its flexibility and easy oxidation. The oxidation process first turns yellow and gradually darkens. Instead of what he said, the purity is not high. At present, the internationally accepted silver content of 92.5% is pure silver. There are two types of silver jewelry, 925 and 990, both on the market. It's just that the purity of the latter is higher. The blackening of the bracelet may be due to: 1. It was used as a drug test tool, and it has been widely used in ancient times. Watching a lot of ancient costume films, the emperor would use silver hairpins to insert into the dishes every time before eating, and in ancient times, he would also use silver needles to test poison. These are all verified. As the human body is constantly metabolizing, the toxins are also eliminated. If the toxins are eliminated from the body and encounter silver, the silver will turn black. It also reflects that maybe the body may not be well recently, and you should pay attention to your own examination. 2. There are a lot of housework at ordinary times, and some strong acids and alkalis are often exposed. Then, these things are easy to oxidize with silver jewelry, and the color will change. Pay special attention to avoid contact with gas and preserved eggs, as they will change color upon contact. Solution: 1, clean with toothpaste and toothbrush. 2, rub the surface with pure cotton cloth. (For example, jeans) 3. Go to the jewelry store and wash directly. Silver bracelet should be sealed when not worn. Silver bracelets need to be sealed and stored if they are not worn for a long time. They can be packed in plastic bags to isolate the air from oxidation. Silver bracelet Try to avoid irritating liquids. If you want to take a hot spring bath, please take off the silver bracelet. You can wear it when you take a bath, but you must avoid contact with liquids such as hair dye, perm, sulfur soap, etc. If the silver bracelet comes into contact with these cleaning agents, the luster of the surface will be damaged. The above is the author's summary of the silver bracelet information for you. The information comes from the Internet. If there is anything wrong, please forgive me. If you need silver bracelet processing, please visit the official website of jewelry inlay. Jewelry inlay will serve you wholeheartedly!