Yes The oil quality of Dow Jones oil company in the United States is guaranteed and sold to customers all over the world. As long as it meets the requirements, it can be traded, so Dow Jones Oil can be acquired. Petroleum refers to the mixture of natural gaseous, liquid and solid hydrocarbons, which can be divided into crude oil, natural gas, natural gas liquid and natural tar, and is called "industrial blood". There are oil reserves in some areas of the upper crust, the main components of which are a mixture of alkanes, cycloalkanes and aromatics, which is one of the main targets of geological exploration.