18K gold ornament not only has the precious value of gold, but also has the advantages of strong ductility, high hardness and changeable colors due to its perfect composition ratio. When used in jewelry design, it can give full play to the complex and exquisite creative expression. Thousands of gold is too soft to bear too fine processing, and it can't be matched with jewels and jade. It can only be made into traditional styles such as bracelets and large pendants.
Wear gold jewelry should pay attention to the following items:
1, avoid contact with chemicals such as perfume, bleach or cosmetics when wearing gold ornaments to avoid chemical effects.
2. Avoid colliding with sharp objects when wearing, so as not to wear gold ornaments.
3. Because gold is soft, you should avoid pulling the gold jewelry when wearing it, so as not to cause the deformation and fracture of the gold jewelry.
Extended data
Precautions:
1, some gold ornaments, gold bars and coins bought in jewelry stores will appear yellowish brown spots, because in the process of jewelry making, iron scraps left by iron processing tools are formed when wet, which is not a quality problem. Just cleaning them.
2. Some sweat is waste and harmful substance in human body. When these substances come into contact with silver and copper in gold jewelry, they will react chemically to produce silver chloride and copper sulfide, which will lead to discoloration or fading of jewelry.
3. After silver and copper in gold jewelry contact, silver chloride and copper sulfide will be generated, and dark black chemical salts will appear. This chemical salt often falls from gold jewelry, polluting the wearer's skin and leaving very obvious black spots on the skin.
Baidu encyclopedia-18K gold
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