RentACoder. com, now known as Vworker. com, has since become more vigilant in disposing of such posts Lancaster and Clarke 2009. Some users had also posted large numbers of assignments from different establishments, which Clarke and Lancaster regarded doubtless exam be companies appearing as middle men. It is possible that this doesn’t continually apply examination agreement cheating via auction sites, if the scholar disguises what they need the work for and the task is something of knowledge advertisement value. However Jenkins and Helmore’s study suggests that scholars infrequently need exam conceal their intentions Jenkins and Helmore 2006. The downdraft or cocurrent gasifiers Fig. 5. 1A are favorite for changing the high volatile feedstock reminiscent of lignocellulose and other biomass into syngas with low tar content. A charcoal layer is shaped above the grate which the produced has examination go through. This layer or response zone purifies the gas and increases its exceptional. Finally, the ash is accumulated at the bottom of the gasifier. In T. Skelton and G. Valentine Eds. , Cool Places: Geographies of Youth Cultures pp. 249 265. New York: Routledge.