Shell is currently engaged in developing one of the world's largest gas to liquid fields through its US$20bn Pearl project just off the Qatari coast in the Arabian Gulf and has achieved some notable closed loop contracts for its new fuel it claims dramatically reduces CO2 and NOX emissions. Qatar Airways has even demonstrated the potential of gas to liquid technology by operating a revenue service from London to Doha. Shell EVP global commercial Mark Gainsborough outlined some of the company's thinking - including the vital lubricants sector at yesterday's [14 February] media briefing in the company's huge Amsterdam complex.