natural gas, removes waste products and separates the economic components through its Gathering and Processing Business Unit. Its Liquids Business Unit includes two segments: NGL Infrastructure and Marketing. It owns and operates a network of facilities for the processing, fractionation, storage and transportation of the by-products of natural gas processing, including natural gas liquids (NGLs) through its NGL Infrastructure segment. It markets a range of products associated with its two infrastructure business lines, such as propane, butane and iso-octane, and also engages in crude oil midstream activities through its Marketing segment.