539856.fig.004a
(a)
539856.fig.004b
(b)
539856.fig.004c
(c)
539856.fig.004d
(d)
Figure 4: Failure modes for the flax-based composites, (a) nonimpregnated fabrics, (b) NFRP-epoxy, (c) NFRP-polyester, and (d) NFRG.