KUALA LUMPUR, Oct 26 — The permanent disposal facility (PDF) for radioactive waste generated by Lynas Malaysia Sdn Bhd had achieved 77 per cent completion in construction and... Science, Technology and Innovation Minister Datuk Chang Lih Kang said four disposal cells, designated A, B, C and D, had been completed, while the process of filling the facility with Auto Leach Residue (ALR) waste was ongoing.