A worker prepares to fill a jerry-can at a fuel station in Kolkata
A worker prepares to fill a jerry-can at a fuel station in Kolkata January 18, 2013. Shares in state-run oil firms surged for a second day on Friday, with ONGC gaining as much as 12.9 percent to add around $6 billion in market value, after a government diesel price hike was seen reducing their subsidy burden. REUTERS/Rupak De Chowdhuri (INDIA - Tags: ENERGY BUSINESS)