Thanks Tom -----Original Message----- From: Gerald Van Koeverden [mailto:vnkvrdn at yahoo.ca] Sent: Wednesday, March 05, 2008 7:27 AM To: Terra Preta Cc: Tom Miles Subject: torrefaction article Tom, Here's an excellent article on the science of torrefaction for the bioenergy web site: http://www.ecn.nl/docs/library/report/2005/c05067.pdf Gerrit