Editorial Comment
Editorial Comment Editorial Comment Over the past several decades, the hydrocarbon processing industry has invested heavily in new processing units to produce low-sulfur and ultra-low-sulfur (ULS) transportation fuels. Hydrocarbon Processing Staff Over the past several decades, the hydrocarbon processing industry has invested heavily in new processing units to produce low-sulfur and ultra-low-sulfur (ULS) transportation fuels. This increase in “clean fuels” production focuses on mitigating pollutants from vehicle exhaust. In the past 30 yr, the global refining industry has invested hundre...