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Photographs of the torus and cylinder Printlets obtained with different formulations. (A) From left to right: Torus of PW35–65, PW65–35 and PW90–10 formulations. (B) From left to right: Cylinder of PW35–65, PW65–35 and PW90–10 formulations. (C) From left to right: Torus of PP35–65, PP65–35 and PP90–10 formulations. (D) From left to right: Cylinder of PP35–65 and PP65–35 formulations.
