Exxon Mobil Corporation is the parent company of the Esso, Mobil and Exxon Mobil Companies in the U.K. As the industry celebrates the first 100 years of aviation, Mobil products have logged more than 80 billion flight hours in worldwide aircraft operations. Exxon Mobil Aviation Lubricants offer nose-to-tail lubrication solutions that help making flying easier. Today's modern jet engines require a lubricant that can handle extreme speed, temperature and other stress without breaking down or forming deposits. Mobil Jet Oils are tailored to meet these challenges. Exxon Mobil also offers a complete line of premium lubricants for piston-engine aircraft. The product line is led by Elite 20W-50 and also includes three grades of Aviation Oil EE and two grades of Aviation Oil.