1. Laboratory of Biocomposite Technology Institute of Tropical Forestry and Forest Products (INTROP), University Putra Malaysia Serdang Selangor Malaysia
2. Chemistry, School of Science and Technology University of New England Armidale New South Wales Australia
3. Applied Medical Science Department Community College, King Saud University Riyadh Saudi Arabia
4. Chemical Engineering Department, College of Engineering King Saud University Riyadh Saudi Arabia
5. Geology Division (SST) School of Science and Technology (SST), Università degli Studi di Camerino Camerino Italy