CHONG KAR YEW J, Assoc. Prof. Ir. Dr. Sia Chee Kiong. Design of a Portable Water Purification Flask Using a Mini Diaphragm Pump System. rpmme [Internet]. 2025 Dec. 5 [cited 2026 Mar. 11];6(2):277-85. Available from: https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/20834