FutureFuel, through its wholly-owned subsidiary, FutureFuel Chemical Company, manufactures chemical products, bio-based fuel products, and bio-based specialty chemical products. Co.'s business is managed in two segments: chemicals and biofuels. Co.'s chemicals segment manufactures chemical products that are sold to third party customers, and comprises two components: custom manufacturing (manufacturing chemicals for specific customers) and performance chemicals (multi-customer specialty chemicals). Co.'s biofuels segment primarily produces and sells biodiesel. In addition, Co. sells petrodiesel in blends with its biodiesel and, from time to time, with no biodiesel added.