Using Lignin and Tannin as Green Corrosion Inhibitors for Carbon Steel Petrolum TanksAbbas Hasan Faris, Amel Muhson Najib, Khaled J. Hamid, Raad Hameed Yousif and Mohamad Nasir Mohamad IbrahimBIO Web Conf., 97 (2024) 00026DOI: https://doi.org/10.1051/bioconf/20249700026