Gas valve and the worker. Red Knob Category: Illustrations | 3D | IndustryBuy large: 4350x5700 = 14.5" × 19" @ 300 dpi Standard License 843 viewsConceptual illustration of shale gas exploration. Man wearing the yellow helmet, while working in oil or gas refinery, turning on and off the red pipeline valve. Gas valve and the worker. Red Knob was last modified: January 10th, 2018 by Imagerion Author: Plrang Art - All Rights Reserved DMCA PROTECTED What's in this image3d3d manbiofuelbiogascartooncharacterclosecontrolengineeringfigurefuelgasgas valvegaseoushandlehandshelmethumanindustrialindustryknobknobslinemainnaturalnatural gasoilopenpetrolpipepipelinepressurepumpredshalestopsupplytaptechnologytubularvalveworkyellow
