Also Called: Refinery gas; [A complex combination obtained from the hydrodesulfurization of straight-run naphtha. It consists of hydrogen and hydrocarbons having carbon numbers predominantly in the range of C1 through C5.]; Tail gas (petroleum), straight-run naphtha hydrodesulfurizer [Refinery gas](Note: A complex combination obtained from the hydrodesulfurization of straight-run naphtha. It consists of hydrogen and hydrocarbons having carbon numbers predominantly in the range of C1 through C5.);Tail gas (petroleum), straight-run naphtha hydrodesulfurizer;[Acomplex combination obtained from the hydrodesulfurization of straight-run naphtha. It consists of hydrogen and hydrocarbons having carbon numbers predominantly in the range of C1 through C5.];Tail gas (petroleum), straight-run naphtha hydrodesulphuriser;Refinery gas (A complex combination obtained from the hydrodesulphurisation of straight-run naphtha. It consists of hydrogen and hydrocarbons having carbon numbers predominantly in the range of C1 through C5.);Tail gas (petroleum), straight-run naphtha hydrodesulfurised