Ever since the debut of the Audi R10 in 2006, the mighty diesel-powered sports cars have been running on a gas-to-liquid (GTL) diesel fuel supplied by Shell. For the 2008 running of the 24 hours of Le Mans coming up in a few weeks, Audi and Shell will try a new blend that combines the GTL fuel with a BTL (biomass-to-liquid) fuel supplied by Choren. Choren is a German company that has been collaborating with Audi's parent company Volkswagen to develop the BTL diesel branded as SunFuel. Like cellu
The Oryx gas-to-liquid (GTL) plant in Qatar started exporting its output about a month ago but the Energy Minister Abdullah bin Hamad al-Attiyah says the tiny Persian Gulf state has no intention of using the fuel locally. The GTL fuel needs to be blended with other fuels to make it usable and the local market isn't large enough to justify doing this. The cost of GTL is also much higher than other fuels so they see no need to keep it in the country.