1. Soak in Coca-Cola for 12 hours;
    2 , the method of applying lipstick to the cloth and then wiping the silverware, and finally rinsing with water;
    3 , scrubbing with acetic acid;
4 , using the tea soaked overnight;
5 , wipe with a silver cloth;
6. Use silver-washed water for one to two minutes;
7. Apply the correction fluid to the silver jewelry, and wipe the silverware with a cloth before the correction fluid is dry.
8. Use toothpaste and toothbrush to scrub;
9, burned with a lighter black silver jewelry (Note: This method is limited to plain silver (including gold and silver jewelry inlaid not too high temperature can not be used, use of forbidden matches shown as matches containing sulfur, the vulcanization will become silver Silver ) Then polish the silverware with a silver cloth . This method makes the silver jewelry especially bright;
　 10 , silver jewelry of silver is often black, although it can be cleaned frequently, but it is very troublesome. I teach you to prepare a bottle of transparent nail polish before cleaning the silverware. After cleaning, use a hairdryer to dry the silver jewelry , and then apply a layer of nail polish to the clean silverware. This method has been tried by my customers to keep the silverware from blacking for a year;
   11. Clean with an ultrasonic cleaner . Ultrasonic cleaning will effectively clean the dirt in the groove (slot) to achieve the purpose of comprehensive cleansing;
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Widely Used On the Injection molding for Tightly Fixing.
Can be installed by ultrasonic or heat into thread tapered hole, or molded in during injection.
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