Fig. 3From: Characterization of raffia palm fiber for use in polymer compositesTypical SEM micrographs showing a the transverse section of a RPF, where label 1 = inner central region, 2 = compact middle region, 3 = outer region and 4 = radial pathway. b enlarged view of the central region, c enlarged view of the middle region and d enlarged view of the middle lamellaBack to article page