How to use in-sentence of “petrochemical”:
+ Founded in 1917 as the Union Carbide and Carbon Corporation, from a merger with National Carbon Company, the company’s researchers developed an economical way to make ethylene from natural gas liquids, such as ethane and propane, giving birth to the modern petrochemical industry.
+ It is also quite industrialized, specialising in petrochemical and pharmaceutical, as well as manufacturing industries.
+ The petrochemical industry also uses them to make olefins and solvents.
+ Propene is the second most important product used in the petrochemical industry, after ethene.
+ Cooling towers are used in Oil refineryoil refineries, petrochemical plants and power stations, especially nuclear power stations.
+ Chemical production, petrochemical refining, and machine production are the three main industries in Chiba.
