Switchgrass could be an excellent source of biofuels - if only it were easier to break down its cellulose.US Govt A genuine revolution in biofuels is currently hindered by the difficulty of converting the most recalcitrant parts of plants, primarily the cellulose of their fibres, into useful fuel. Two chemists in California now claim that it might be remarkably easy to do just that with little more than a strong acid to break down the cellulose. Mark Mascal and Edward Nikitin of the University of California, Davis say their new process is the most efficient way yet described for...