Carbon 1 Corrosion 1 Date palm seed (DPS) extract 1 Density functional theory (DFT) 1 Green anti-corrosive 1 HCl 1 Hydrochloric Acid 1 Microscopy, Electron, Scanning 1 Models, Theoretical 1 Phoeniceae 1 Phoenix (plant) 1 Plant Extracts 1 Seeds 1 Steel 1 Temperature 1 Weight loss test carbon 1 chemistry 1 corrosion 1 hydrochloric acid 1 plant extract 1 plant seed 1 procedures 1 scanning electron microscopy 1 steel 1 temperature 1 theoretical model 1