Preparation materials: baking soda, container, toothpaste, water. Operation steps: 1. First prepare a container and pour some baking soda in it. 2, pour some water and stir well. 3, take out the gold jewelry to squeeze some toothpaste and rub the jewelry with your hands. 4. After rubbing, throw the gold jewelry into the solution and wash it.
Preparation materials: baking soda, container, toothpaste, water.
Operation steps:
1. First prepare a container and pour some baking soda in it.
2, pour some water and stir well.
3, take out the gold jewelry to squeeze some toothpaste and rub the jewelry with your hands.
4. After rubbing, throw the gold jewelry into the solution and wash it.