Virgin Atlantic Airways on Feb 24 operated a 747 demonstration flight from London Heathrow to Amsterdam partially powered by biofuel.
Boeing ,GE Aviation and Imperium Renewables partnered the test,which came three weeks after the Airbus conducted an A380 flight test using a liquid fuel processed from natural gas.The Virgin test used biofuel composed of Babbassu Oil and Coconut Oil.
These Oils are environmentally and socially sustainable the airline has said,they also said that No modification were made to either the aircraft or its engines to enable the flight to take place .
Virgin noted that most coconut plantations are mature and do not contribute to deforestation.
Seperately Continental Airlines in partnership with Boeing and GE Aviation ,said it will conduct a second generation biofuels demonstration flight in the first half of 2009 using one of its 737NGs.