BOLOGNA, Italy: There’s nothing quite like the harmonized hum of robotics, or the perpetual pounding of punching machines to let one know they’re at a metal production trade-show. Thankfully, those theatrics only add to an atmosphere only matched by exploring shop floors themselves. Only at this year’s Lamiera metal forming and production show, the environment’s a little cleaner, and maybe a touch quieter. (For some Plant Magazine Lamiera 2012 show floor photos, click here) Lamiera is the delegation’s first stop in Bologna, part of a media junket of Italian manufacturing and technology hosted