Fig. 8From: Effect of thermocycling on surface topography and fracture toughness of milled and additively manufactured denture base materials: an in-vitro studySEM images of fractured 3D-printed denture base resin denture base resin after fracture toughness test. A, Before thermocycling (×100). B, After thermocycling with white arrow pointing to jagged structure and small cracks (× 100). C, Higher magnification of B (× 300)Back to article page