697 followers Travis Rhoden, MS, CSP @TravisRhoden 3D-printed N95s ... interesting! https://t.co/OKVFu0Gij1
616 followers John Topham @John_P_Topham Face Off: 3D Printed Masks as a Cost-Effective and Reusable Alternative to N95 Respirators https://t.co/MQF9Rzmj04