Table 1: Indiana’s Top 10 Export Industries Industriesa Exportsb Percent Changec Pharmaceutical Products $1,887 22.7% Organic Chemicals $1,655 10.0% Optical and Medical Instruments $1,556 9.5% Iron, Steel and Articles Thereof $1,172 17.8% Click to see full answer. Hereof, what is Indiana’s biggest industry?The Biggest Industries In Indiana. The energy sector, pharmaceuticals, manufacturing, mining, transportation, etc., are some of the biggest industries in Indiana. The automobile industry is one of Indiana’s major industries.Beside above, who is Indiana’s leading trading partner? Indiana’s top trade partners in North America, Canada and Mexico, account for almost half (47.7%) of the overall value of exported goods from the Hoosier State. Besides, what is Indiana famous for? Indianapolis, the state’s capital and largest city, is an important manufacturing center. Indiana is known for the famous politicians associated with the state. President William Henry Harrison earned his nickname, “Tippecanoe,” when he defeated the Indians in the Battle of Tippecanoe in the state.What is Indiana known for manufacturing?Indiana is also the 2nd largest auto manufacturing state. Indiana’s other manufactures include pharmaceuticals and medical devices, automobiles, electrical equipment, transportation equipment, chemical products, rubber, petroleum and coal products, and factory machinery.