This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. The process of removing sulfur from a substance, such as flue gas or crude.

"Examples of this include companies that are extracting the petroleum from discarded plastic bottles and using it to create the polyester fibers that they turn into sportswear, and those producing synthetic gypsum roughly 20 percent of U.S. raw gypsum use from the byproduct of manufacturing and energy-generating processes, primarily from desulfurization of exhaust gases from coal power plants."

astroengineering    'holidays'    chromatography-mass    guzzler    recirculation