Plastics additives suppliers stated that there sales have started to recover from the collapse in 2001, and that there are opportunities for strong sales growth in segments including flame retardants, stabilizers, and coupling agents. The sales in the 17.6 billion lbs/year worldwide market is stabilizing, as costs of raw materials are rising, customers are consolidating, and pricing gains remain tough to achieve. With customer consolidation, polymer giants such as Dow Chemical have specialized their production sites to serve particular applications worldwide. Additives companies are doing more research and development in collaboration with customers for applications such as replacing polyvinyl chloride with polyolefins in the automotive wire and cable.