What is the difference between car clean gasoline and unleaded gasoline?

Unleaded gasoline and clean gasoline are different names for gasoline at different times.

China has completely banned the production and sale of leaded gasoline in 2000, and now the market is selling unleaded gasoline. Compared with leaded gasoline, unleaded gasoline has undergone major changes. It plays an important role in reducing atmospheric pollution, but there are also many nozzles, intake valves, and combustion chamber deposits in automotive fuel systems, and emissions are deteriorating. Increased fuel consumption and other issues. To this end, the state began implementing new fuel standards on July 1, 2003. Oils produced and sold under the new standard are called the new standard clean gasoline.

In the new standard clean gasoline, the contents of olefins, benzene, aromatics, *, and oxygenates are tightly controlled and an effective gasoline detergent is required to dissolve and clean deposits in the fuel system. This gasoline can automatically clean fuel system nozzles, intake valves and combustion chamber deposits, so it is called the new standard clean gasoline, referred to as clean gasoline.

At present, new standards of clean gasoline are sold at PetroChina and Sinopec gas stations.