Biochar production from microwave pyrolysis of oil palm empty fruit bunch and its polycyclic aromatic hydrocarbons assessment for soil amendment / by Nur Aina Najwa Mohd Nor Azman, 1997-, author 653038, Mohd. Asmadi Mohammed Yussuf, supervisor 608536, Nor Aishah Saidina Amin, 1963-, supervisor 615020, Muzakkir Mohammad Zainol, 1989-, supervisor 603952, Fakulti Kejuruteraan Kimia dan Tenaga 612985