3528x1464pxblack factory silhouette, oil refinery illustration, coal factory design, petrochemical industry image, industrial architecture graphic, energy production facility, manufacturing plant outline
2344x1139pxoil refinery silhouette, petrochemical industry building, monochrome oil plant skyline, black and white refinery structure, industrial infrastructure outline, fossil fuel processing facility, energy sector infrastructure
1000x845pxoil refinery silhouette, petroleum industry production, industrial factory illustration, refinery industrial complex, energy production facility, manufacturing plant outline, cityscape industrial backdrop
1250x789pxoil refinery silhouette, monochrome industrial plant, chemical factory skyline, petroleum production facility, industrial architecture, energy production site, chemical processing plant
