In the long arc of industrial transformation, a small Illinois company has reached a threshold moment: securing $40 million to bring composite 3D printing out of the prototype lab and into genuine mass production. Impossible Objects and its CBAM technology promise to do for additive manufacturing what interchangeable parts once did for the factory floor — making speed, strength, and flexibility available without the costly tooling that has long constrained what could be made and how quickly. With the U.S. military already deploying the system and demand accelerating across aerospace and defens