Join Date: Sep 2012
Location: Portland, Oregon
If you don't have the time to slowly dry and/or solarize the substrate, try baking it at 450 F for an hour, let it cool for a day, and put it into a sealed container to keep out dust and mold. A cheap rimmed cookie sheet works well for ashing/baking/mineralizing.
Last edited by flc; 01-02-2013 at 04:16 PM.