LyondellBasell Industries NV is a petrochemical producer with operations in the U.S. and Europe. It operates in six segments: Olefins and Polyolefins-Americas (O&P-Americas), Olefins and Polyolefins-Europe, Asia, International (O&P-EAI), Intermediates and Derivatives (I&D), Advanced Polymer Solutions (APS), Refining and Technology. The company is a major producer of polyethylene, the world's largest producer of polypropylene, and the second- largest producer of propylene oxide. Its chemicals are used in various consumer and industrial end products. Substantially, all of the company's revenue is derived from product sales.