Occidental Petroleum is an international oil and gas exploration and production company. Its principal businesses consist of three segments: oil and gas, chemical and midstream and marketing. The oil and gas segment explores for, develops, and produces oil and condensate, natural gas liquids (NGL), and natural gas. The chemical segment (OxyChem) mainly manufactures and markets basic chemicals and vinyls. The midstream and marketing segment purchases, markets, gathers, processes, transports, and stores oil, condensate, NGL, natural gas, carbon dioxide (CO2), and power. It also trades around its assets, including transportation and storage capacity. Additionally, the midstream and marketing segment invests in entities that conduct similar activities.