Ferrellgas Partners, L.P. distributes and sells propane and related equipment and supplies. The company transports propane to propane distribution locations, tanks on customers' premises, or to portable propane tanks delivered to retailers. It conducts its portable tank exchange operations under the Blue Rhino brand name through a network of independent and partnership-owned distribution outlets. The company's propane is primarily used for space heating, water heating, cooking, outdoor cooking using gas grills, crop drying, irrigation, weed control, and other propane fueled appliances; as an engine fuel for combustion engine vehicles and forklifts; and as a heating or energy source in manufacturing and drying processes. It serves residential, industrial and commercial, portable tank exchange, agricultural, wholesale, and other customers in the United States, the District of Columbia, and Puerto Rico. As of July 31, 2021, it operated 50 service centers and 800 service units for propane distribution locations. The company is also involved in the sale of refined fuels; provision of common carrier services; and retail sale of propane appliances and related parts and fittings, as well as other retail propane related services and consumer products. Ferrellgas Partners, L.P. was founded in 1939 and is headquartered in Overland Park, Kansas.