Is the "Coolest Thing Made in Indiana" manufactured in the Region? Northwest Indiana makes steel, gas, car parts, gummy bears, tortillas, Black Hawk helicopter bearings, forklifts, solar panels, straws, air compressors, packing boxes, some of the most acclaimed craft beer in the world and so and so on. The list is almost endless. Green Door Books is writing its next chapter. The used bookstore, known for its art shows, $1 books, extensive zine library and namesake green… But now the Indiana Chamber of Commerce wants to crown a statewide champion of manufacturing to celebrate the state's long heritage as a home to many factories and steel mills, and to build on the excitement of March Madness taking place entirely in the Hoosier state this year.