The downstream petroleum sector includes various activities such as crude oil refining, supply, trading of oil and oil products, distribution, retailing and sales of refined products ("petrol stations", end customers B2B and B2C).
This is presented as follows:

• Refifining of petroleum products;
• Quality control.
• Transport (by sea, rail and road);
• Storage;
• The distribution ( is mainly done in service stations for the product distributors and in resellers and retailers for those of the marketers operating exclusively in the sale of LPG)