- The New Industrial Policy of 1991 significantly liberalized the Indian economy. - It drastically reduced the number of industries reserved for the public sector from 17 to just 8. - The industries that remained reserved included: Arms and ammunition and allied items of defence equipment, defence aircraft and warships; Atomic energy; Mining of iron ore, manganese ore, chrome ore, gypsum, sulphur, gold and diamond; Mining of copper, lead, zinc, tin, molybdenum and wolfram; Minerals specified in the Schedule to the Atomic Energy (Control of Production and Use) Order, 1953; Railway transport.