The contamination of soil and groundwater by hazardous chemicals has become a major concern due to the associated risks to human health and the environment. The ability of Pseudomonas putida isolated from a petroleum refinery effluent to degrade diesel was assessed in this study. The effluent sample was collected from the treatment plant in the Kaduna Refining and Petrochemical Compan... https://megavitamines.shop/product-category/famil-e/