Characterization of lightweight concrete made of palm oil clinker aggregates Muhammad Sazlly Nazreen, Roslli Noor Mohamed, Mariyana Aida Ab Kadir, Nazry Azillah, Nazirah Ahmad Shukri, Shariwati Mansor and Fazlin Zamri MATEC Web Conf., 250 (2018) 03002 Published online: 11 December 2018 DOI: 10.1051/matecconf/201825003002