Guides
Is TPU Toxic to 3D Printing? The Definitive, Evidence-Based Guide for 2025
You pull out a spool of TPU because you want a flexible phone case or a sturdy drone part. The printer is ready, but before you hit start, a question lingers. Can we run this print indoors? TPU, short for Thermoplastic Polyurethane, is popular because it bends, resists wear, and