Nalienaa Muthu, and Faieza Abdul Aziz. “Minimization of Spent Acid Waste from Galvanizing Plant in Malaysia”. Global Journals of Research in Engineering 13, no. E6 (March 15, 2013): 15–23. Accessed May 9, 2024. https://engineeringresearch.org/index.php/GJRE/article/view/874.