Ali HA. Composition of Polystyrene Containers with Extracted Betanin as Remover of Oil Spill. Basrah J. Agric. Sci. [Internet]. 2023 Dec. 30 [cited 2024 Nov. 21];36(2):235-42. Available from: https://bjas.bajas.edu.iq/index.php/bjas/article/view/1169