New Delhi, Dec 10 (ANI): Market today remained unsteady as both Sensex, Nifty fell down by many points on Monday. Metals, infrastructure, pharmaceuticals and banks were the top losers. The rupee also opened at low against the dollar as it slipped. Shares of airline companies too fell down due to rise in crude oil prices. Several factors could be responsible for such a slump in the market such as rising crude oil prices, exit poll projections and macroeconomics.