1, toothpaste
Spread toothpaste evenly on the surface of gold, brush it gently with a soft toothbrush, and after a period of time, you can see that the brushed area becomes brighter gradually, and then rinse the gold with clear water.
2. Sodium bicarbonate
Buy baking soda in the supermarket. When there are indelible stains on gold ornaments, you can sprinkle baking soda on the stains, then dip it in a little water with a soft toothbrush and brush it back and forth several times, and gold will soon regain its luster.
Step 3: Cleaning agent
When buying gold ornaments in some stores, the store will give away a small bottle of detergent. Pour the cleaning agent into a suitable container, put in the gold ornaments, take them out after a while, and rinse them with water. You will find that the gold becomes bright.
Which is the best choice, gold jewelry or gold bars?
As the most reliable precious metal on the earth, gold will not change, drift or mutate with the change of environment. Think about buying gold in troubled times and see the value of gold. Gold is different from futures and stocks, and its price will not rise sharply in the short term. If it falls, it will not fall sharply. The overall controllability is strong, so don't worry about too much loss. Relatively speaking, it is very safe.
The price of gold bars will be closer to the real price of gold. In essence, the price of gold bars is composed of cost plus profit. Gold jewelry is a little more complicated. It needs to be carefully processed by professionals, and it will cost a lot of money and there will be losses. The cost is much higher than that of gold bars of the same weight.
The price fluctuation of gold jewelry depends on processing technology, region, social fashion and other factors, and the price is easy to be high. The price of gold bars will be more stable. It is a functional product with simple appearance, which is less affected by market fluctuation and has little influence on price. In fact, gold jewelry and gold bars have their own advantages.
Gold bars preserve value, but it is not easy to make money by investing. Generally speaking, the value-preserving function of gold jewelry is lower than that of gold bars, but the exquisite faucet has higher investment and collection value. The price of gold bars is less affected by market fluctuations, while the price of gold ornaments depends on processing technology, social fashion, different regions and high prices.
Baidu encyclopedia-gold jewelry