Indian Oil, National Fertilizers, L&T and Godrej & Boyce are among those that have won the top National Safety Council (NSC) award — Sarva Shreshtha Suraksha Puraskar — for 2016. The NSCI Safety Awards will be presented by Labour Minister Bandaru Dattatreya tomorrow here, a labour ministry statement said. According to the statement, Indian Oil’s Digboi refinery, National Fertilizers, Panipat, and NPCIL, Kaiga Generating Station 3 and 4, Karnataka, are among the winners in the manufacturing sector.