CURRENTLY UNWANTED forest residues such as stumps, bark and twigs are proving of great benefit in a new Swedish test facility producing high-quality synthesis gas intended for transportation fuels. The Swedish Gasification Center (SGC) at Lulea University of Technology (LTU), Lulea, Sweden, was formed in May last year as the first step in a ten-year, SEK 540-million ($78-million) project to investigate new biomass-to-fuel technologies. The ultimate aim is to develop full-scale manufacturing plants capable of extracting environmentally friendly fuels.
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