... Condensation of some of the volatiles in the cooler parts of the fuel to pro-duce tar. 5. Autocatalytic secondary pyrolysis reactions.© 2009 by Taylor & Francis Group, LLC38 Handbook of Plant- Based ... Taylor & Francis Group, LLC44 Handbook of Plant- Based BiofuelsManuel, G. P., Abdelkader Chaala, and C. Roy. 2002. Vacuum pyrolysis of sugarcane bagasse. Journal of Analytical and Applied Pyrolysis ... about 38% of the primary energy consumption in developing countries (Chen, Andries, and Spliethoff 2003).© 2009 by Taylor & Francis Group, LLC40 Handbook of Plant- Based BiofuelsFurans:...