(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
Figure 3: Flexural fracture samples: (a) SEM 30x, no fibers; (b) SEM 30x, 0.5 mm fibers; (c) SEM 30x, 1.0 mm fibers; (d) SEM 30x, 2.0 mm fibers; (e) SEM 30x, 3.0 mm fibers; (f) SEM 200x fiber fracture, bridging, and pullout. Scale bar: 100 μm. (g) Nikon micrograph amalgam bottom surface, scale bar: 1.0 mm. (h) Nikon micrograph amalgam top surface, scale bar: 1.0 mm.