The images in this article seem to be renderings of potential 3D items.<p>Here's an article discussing an actual printed 3D reactor from the University of Graz in Austria:<p><a href="http://www.3ders.org/articles/20171226-university-of-graz-uses-3d-printed-steel-reactor-to-convert-greenhouse-gas-into-sleeping-sickness-drug.html" rel="nofollow">http://www.3ders.org/articles/20171226-university-of-graz-us...</a>