purchasing, namely, procurement of natural gas liquids, natural gasoline, butane, propane, diesel, and biodiesel for others; wholesale distributorship services in the field of natural gas liquids, natural gasoline, butane, propane, diesel, and biodiesel

distribution services, namely, delivery of natural gas liquids, natural gasoline, butane, propane, diesel, and biodiesel

custom blending of liquid hydrocarbons in the nature of natural gas liquids, natural gasoline, butane, propane, diluent, gasoline, diesel, and biodiesel into other liquid hydrocarbon streams