Heavy fuel oil
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Heavy fuel oil is a fuel oil of a tar-like consistency. Also known as bunker fuel or residual fuel oil, HFO is the residual mixture left over from the distillation and cracking of crude oil in oil ref
Tar-like consistency of heavy fuel oil
Wildlife suffering from a tanker oil spill. Tar-like HFO coats and persistently sticks to feathers.
Petroleum refining processes
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Petroleum refining processes are the chemical engineering processes and other facilities used in petroleum refineries to transform crude oil into useful products such as liquefied petroleum gas, gasol
Petroleum refinery in Anacortes, Washington, United States