Department of Basic Sciences;
Faculty of Engineering in Benha;
Benha University;
Benha;
Egypt;
Department of Chemistry;
Faculty of Science;
Sebha University;
Sebha;
Libya;
Faculty of Science and Arts at Shaqra;
Shaqra University;
Shaqra;
KSA;
Sawdust; Methylolation; Adsorption; Isotherm; Cd; (II); Ion; Removal;