East Godavari (Andhra Pradesh) [India], October 14 (ANI): With an aim to inculcate a passion for nation-building among budding engineers, Oil and Natural Gas Corporation Ltd. (ONGC) organized a study trip for students of Godavari Institute of Engineering & Technology (GIET) of Rajahmundry to its mini refinery at Tatipaka and Gas Collecting Station at Kesanapalli.