a metal gas pipe with a shut-off and safety valve exits the ground and enters a building lined with ceramic tiles. there is a drai

architecture area art asphalt blind building buildings ceramic circular city concrete conventional drain energy engineering enters equipment exits facade faucet feeding flange flow fuel gas gaseous gasification gasified grass ground heating high house industrial industry infrastructure iron isolation lane lawn lighting lined made mast metal nearby network operation pipe pipeline pressure protection resources road safe safety shut-off spigot street system technology there tiles transport tube valve valves vehicle wall work yellow