15 September 2020 - A researcher of the Faculty of Civil Engineering Technology (FTKA), Universiti Malaysia Pahang (UMP), Dr. Nur Farhayu Ariffin, 33, has used 100% waste from coal power plants to produce lightweight concrete panels. 

According to her, this waste consists of coal bottom ash and fly ash. 

“Coal bottom ash is used to replace the use of stone and sand while fly ash is used to replace 20 percent cement.