Petrochemical plants are facilities for refining crude oil. Gasoline, diesel oil, and kerosene are well known as fuels, and heavy oil is used by companies.
Naphtha is used in a wide range of products. The fundamental products derived from the decomposition of naphtha are ethylene, propylene, butadiene, benzene, toluene, and xylene. These substances are used as raw materials to produce derivatives such as plastic, synthetic fibers, synthetic rubber, paints, and detergents. They are used to produce a wide range of products and support society as materials indispensable to our daily lives.