ENVIRONMENTAL IMPACT ASSESSMENT OF HEAVY METALS EFFLUIENT (CHROMIUM & NICKEL) RELEASED INTO ROMI RIVER, KADUNA STATE: A CASE STUDY . FJS [Internet]. 2020 Sep. 30 [cited 2025 Sep. 17];4(3):704-7. Available from: http://162.254.38.185/index.php/fjs/article/view/283