Some of the hybrid tooling elements that were used in the novel 3D-printed injection mold processes involved in the research described in this article. (Image: Aitiip) Aerospace & Defense Technology, June 2024 A closeup of a flange wheel made in recycled injection-molded high-performance polymer on the left, and a metal flange wheel on the right. (Image: Aitiip) mobilityengineeringtech.com 11http://mobilityengineeringtech.com