Fluor utilizes proprietary processes and cost-effective design balanced with high on-stream performance to meet Client's needs and environmental regulations. Fluor's Sulfur portfolio includes Modified Claus recovery units, low- and medium-level oxygen enrichment, ammonia destruction, BTX destruction, Claus Tail Gas Treating, both in-pit and out-of-pit Liquid Sulfur Degassing, and the Fluor SOx Clean-up Process that removes Sulfur species from the waste gas.