Casper is a city in and the county seat of Natrona County, Wyoming, United States.
Fluid catalytic cracking (FCC) is one of the most important conversion processes used in petroleum refineries.
Lusk is a high-plains town in the eastern part of the state of Wyoming.
The National Register of Historic Places (NRHP) is the United States federal government's official list of districts, sites, buildings, structures, and objects deemed worthy of preservation for their historical significance.
Oil refinery or petroleum refinery is an industrial process plant where crude oil is transformed and refined into more useful products such as petroleum naphtha, gasoline, diesel fuel, asphalt base, heating oil, kerosene, liquefied petroleum gas, jet fuel and fuel oils.