"aparently there is a particular microbe that likes to chew on sulphur that this guy uses to process it - bio-composted was probably the wrong words" Would that be a Thiobacteria ? jose To unsubscribe from this group, send an email to: compost_tea-unsubscribe@yahoogroups.com Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/ .