The model for the coupons was designed in SolidWorks (Dassault Systèmes); refer to supplementary file 1. Coupons were 3D printed using a Prime 30 PolyJet 3D printer (Objet, Stratasys) using RGD720 pho
Means with different letters within columns are significantly different α = 0.05. Significance was determined using ANOVA followed by Tukey’s HSD in SAS. Flow behavior measurements.