A while back, we had a discussion on simple cook stoves. http://infoarchive.net/sgroup/biofuel/46479/1
I was wondering if some of the charcoal collected from the stove could be used as a water purifier. I quickly checked the archives to see if it was already discussed and didn't find anything. Mike _______________________________________________ Biofuel mailing list [EMAIL PROTECTED] http://wwia.org/mailman/listinfo/biofuel Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Biofuel archives at Infoarchive.net (searchable): http://infoarchive.net/sgroup/biofuel/
