Fig. 4

Printed Tensile Test Specimens (a) First-category specimens in 20% &50% infill (b) Second-category specimens in 20% infill (c) Second-category specimens in 50% infill.
Printed Tensile Test Specimens (a) First-category specimens in 20% &50% infill (b) Second-category specimens in 20% infill (c) Second-category specimens in 50% infill.