Hussein N, Ayof M, Yaakob M, Salimon S. Bi Odegradability of Polyvinyl Alcohol in Sand for Resin Bonded Sand Casting Process. JAMT [Internet]. 1 [cited 26Apr.2024];12(1(2):129-42. Available from: https://jamt.utem.edu.my/jamt/article/view/4275