The reason why white oil is used for jewelry lifting is because it is plastic and easy to weld. White electric oil, also known as plastering water, plastering water, washing water and sewage, is often used as a cleaning agent in industry, and is a chemical widely used in hardware, electronics, optical glass, printing, shoemaking and other industries. White electricity oil has high fat solubility, high volatility and strong decontamination ability. It is often used as a cleaning agent in industry, but it is prone to deflagration when used improperly.