Test of polystyrene toxicity on Aeromonas-sobria and staphylococcus-homini bacteria Hiba Ibrahem Al-Khalidy and Mohammed Jawad Salih Al-Haidarey BIO Web Conf., 108 (2024) 04005 Published online: 15 May 2024 DOI: 10.1051/bioconf/202410804005