Unit of Restorative Dentistry, School of Dentistry, Faculty of Medical Sciences, The University of the West Indies, St Augus-tine, Trinidad and Tobago;
School of Dentistry, Faculty of Medical Sciences, the University of the West Indies, St Augustine, Trinidad and Tobago;
Department of Physics, Faculty of Science and Technology, the University of the West Indies, St Augustine, Trinidad and Tobago;
DuraFlex; DuraCetal; Valplast; Poly; Methylmethacrylate; Surface; Roughness;