Jabbar, W.A. and Abdul Jabbar, M.F. 2024. Study of Dyes and Methods of Their Removal, with a Focus on Studying Their Removal using Photocatalysts Based on Polyoxometalates: Review. Al-Nahrain Journal for Engineering Sciences. 27, 4 (Dec. 2024), 422–440. DOI:https://doi.org/10.29194/NJES.27040422.